Anti-squat in a linked suspension system determines how the rear end of a vehicle moves under acceleration or upon the rear axle contacting an obstacle at speed. If the chassis rotation becomes an annoyance you can disable the rotation function by pressing this button. With so many options in terms of inches of travel, different suspension systems and very different ride characters, which suspension … You can use the plus and minus buttons to zoom in and out of the drawing when analyzing and when editing the model. There are currently 5 calculators. very few bikes deliver the advertised suspension travel a the rear. • Spring Rate Calculator Pressing the. NotNamed (Dec 15, 2017 at 11:42) This "how much travel is the best" is missleading. Race Car Suspension Geometry - Race Car Suspension Geometry Software Free - Google Docs, The chassis movement control allows you to raise and lower the chassis and also rotate the chassis by moving the mouse (or your finger) side to side. For a Hardtail, measure the depth of your tire. Click here to view these 4x4 calculators. learn more. https://www.barnes4wd.com/The-Benefits-of-a-Suspension-Calculator_b_15.html • FAQ Apply your calculated suspension settings. Part 2: https://youtu.be/oh535De4hKgSprings and Anti-roll bar video: https://youtu.be/NFGkZNrNTIE Enter the above info into the F-O-A Suspension Calculator to get your recommended spring rates. The Spring Creator, spring calculation software, features a compression spring calculator, an extension spring calculator, and a torsion spring calculator all with amazing new features. The amount of force transmitted to the vehicle chassis reduces with increase in motion ratio. You can drag the steering arms into position or use the form input to enter values. Let’s see what happens if we use a shorter shock absorber, say a 2.8”-travel coil-over. This suspension calculator will help you optimize your suspension settings for your riding weight. For bikes with 120mm of front suspension travel, you want around 40mm of rider sag. Rebound, meanwhile, happens when the suspension extends from a compressed state and releases the stored energy and forces in the spring. Suspension Analyzer Full Vehicle with Data Logger version's Ball Joint Wizard screen. They remain compressed under load until the other springs fully extend at which point the helper spring expands keeping a load on the springs to prevent them from going loose. • Questions And Answers Our suspension calculator makes suspension set up easier than it's ever been. The chassis always returns to the static position when releasing the mouse. Quickly and easily see the affect movement has on your suspension set-up and adjust on the fly using the drag and drop editor. After zooming in and out and panning the drawing you may want to quickly return to a full view of the model. Cons: Like coil springs, leaf springs are not the smoothest types of suspension.There are several forms of leaf springs, and each will have its characteristics such as leaf springs meant for highway use or leaf springs meant to handle off-road travels. As we have already mentioned above, independent suspension systems are the preferred setup by many of today’s manufacturers. • Warranty You can also use this function to compare front and rear suspension although be careful as only the model at the front of the drawing is saved within the url. This could be the chassis hitting the ground, a control arm hitting a wheel or a control arm being stretched to the point it would break. The Tender Spring should have the same or lower spring rate and will most likely be shorter than the Main Spring. • About Us After some research, we found a good and reliable suspension calculator that provides 4 link (including those with travel addition) and 3 link calculators. We developed the Coast The Tender Spring is the top spring that covers the body of the shock. Compression occurs when the suspension moves deeper into the travel as a result of the wheel striking a bump or some other kind of rider input. The project is open source and in the language of Microsoft Visual C#, making it free for anyone to program their own updates and for people to share their code. For our calculator, 0 degrees is straight up and down. Suspension Bible. The Suspension Calculator aims to help people who are building race cars perform suspension related calculations. calculation table that follows. The DROOP PERCENTAGE is the desired ride height as a percentage of total wheel travel. Suspension systems must support both road holding/handling and ride quality, which are at odds with each other. For our calculator, 0 degrees is straight up and down. Computer Program to Simulate and Analyze Rear Suspension 4-Link Setups for Instant Center, Pinion Angle and Driveshaft Angle Change, Anti-Squat %, and More for Drag Racing Also supports ISO 8855 and SAE J670e coordinate formats. 2.8” of travel times 40%, equals 1.2” of bump travel. A motion ratio close to one is desired in vehicle for better ride and comfort. The same 1,000 Suspension travel is the distance the spring compresses or elongates when a force is applied or removed. The suspension stays supple, the arms converge on an actual instant center and, because of their length, they remain neutral throughout bump, droop, and roll travel. Get started The rear suspension was selected as trailing arms with camber links, also called as three link trailing arm suspension it consists of normal trailing arm and also contains two links in lateral direction which is used to carry lateral load and also controls camber through suspension travel. • Gallery Independent suspension. Pivot to lower shock mount distance (D1, D3, or D5), 4. Double wishbone is the independent type of Suspension geometry that allows each wheel to act and react independently from the others. K-Tech Suspension specialises in the design, manufacture, servicing and supply of unrivalled motorcycle suspension. You'll need your shock pump, sag meter, and preferably a friend to help make these adjustments. To measure this, put the bike in a chock or have a mate hold it steady. use a compass to swing an arc about the lower inner pivot points making an arc to meet the 3 inch line just drawn. Unsprung weight is the tire and wheel, hub, upright, brakes, and about half the weight of the shock and A-Arm or I-Beam. This happens most often with long travel coilovers in applications with a relatively low ride height. • Exchanges & Returns explore fox suspension for jeep . Triaged 4 Link Suspension Calculator (.xls) Triaged 3 Link Suspension Calculator (.xls) Rear: Anti-Squat Explained. Tender springs are low rate (50 to 90 lbs./in. (i.e if you have 10″ of wheel travel, and you want the vehicle to sit right in the middle of the wheel travel at ride height, that would be 50% droop. Suspension is the system of tires, tire air, springs, shock absorbers and linkages that connects a vehicle to its wheels and allows relative motion between the two. The tuning of suspensions involves finding the right compromise. As we have already mentioned above, independent suspension systems are the preferred setup by many of today’s manufacturers. The tie rod must travel on the same arc as the suspension when the car goes through travel. From a simple measurement conversion to a fully featured double wishbone suspension calculator make racingaspirations.com your one stop shop. We use a Main Spring and a Tender Spring. Other Aaron August 17, 2017 At 11:32 am. draw a horizontal line 3 inches above the lower outer pivot points. Such a setup allows each wheel to travel independently of each other, up and down with the shock absorber and spring that are bolted to one end of a metal frame. Pivot to end of suspension arm or tire centerline (D2, D4, or D6), 6. Lister Storm LMP designer reveals his trade secrets for suspension design. Bump steer is displayed in orange. It is important for the suspension to … WP Authorized Center. The further away from vertical, the higher the angle number..10 degrees, 15 degrees, etc. In determining the total number of coils in the spring, the calculator assumes that the ends of the spring are squared. As you move the chassis notice the variations are displayed within the calculator. Every suspension has this wheel travel, which must be accommodated by some means. The ultimate guide to mountain bike rear suspension systems. For whatever your motorsport related math problem maybe racingaspirations.com aims to provide a calculator that will help you find a solution. This had a couple of advantages: it coupled the rear suspension forces directly to the steering head, allowing the rear subframe to be made much lighter; the triangulation of the swingarm required to mount the shock also made it (the swingarm) less susceptible to … (2017/2018/2019/2020) fox solutions for your ride check the tech. Generally, the shock should be compressed 40% - 50% of its travel at ride height. • F-O-A Sponsorship The Main Spring should have the same or higher spring rate and a longer length than the Tender Spring. You will need to measure the distance from the suspension pivot, to the lower shock mount, and the distance from the suspension pivot to the end of the arm, or tire centerline. Most VariSprings will have the rate printed directly on them. Also in the seventies, Yamaha hit on the idea of using a single, long shock absorber mounted under the seat and tank. Suspension Analyzer Full Vehicle with Data Logger version's Ball Joint Bind Feature click image to enlarge for the v2.4 C supplement. The Main Spring is the bottom spring that covers the shaft of the shock. Source [CRAWLpedia] Off-Road Encyclopedia www.CRAWLpedia.com. For example, if a shock has 4.8" of travel and you want the sprung weight of the vehicle to compress the shock 45% at ride height, you would enter 2.16" (45% x 4.8") of shock compression to ride height. How to determine rear suspension travel I have a single pivot suspension, shock is 6.5" eye to eye and the shock stroke is 1.5" How do I measure/calculate the rear suspension. Anti-rise calculation (the same for braking as anti-squat for acceleration) Floater-brakes, with correct anti-rise calculation, thanks to i-Track suspension; Synchronize suspension travel for all opened bikes (useful for comparing bikes, especially with "ghost bike" drawings) Reply. The calculations vary from motion ratios, to spring stiffness, to wheel loads. Input your fully equipped weight, select your model of Trek mountain bike, and we'll calculate your suggested suspension settings. A Dual Rate spring configuration will have a Primary Rate that is a combination of the Main Spring and Tender Spring. Simply matching lengths and arcs to prevent any unwanted steering of the front wheels. Part 2: https://youtu.be/oh535De4hKgSprings and Anti-roll bar video: https://youtu.be/NFGkZNrNTIE The compression of spring due to application of force is termed as Jounce whereas the subsequent elongation is termed as Rebound. If dragging the tether points in edit mode isn't accurate enough for you or you have specific dimensions you want to enter you can you the form input. You can pan the drawing by clicking and dragging but if panning becomes an annoyance you can disable it by pressing this button. TTX Air Now you can experience next level rear wheel traction and control. You may want to to concentrate on one side of the vehicle or view/edit the travel in more detail. The tie rod must travel on the same arc as the suspension when the car goes through travel. To figure spring rate, we must know the vehicles WHEEL TRAVEL, SPRUNG WEIGHT, and DROOP PERCENTAGE. Once the suspension is revoked and he is reinstated in service, he will be paid salary with retrospective effect and it is then only that EPF and ESI are deducted. Apply your calculated suspension settings. In reality Zero Bump is unlikely but if you get 0.25 mm or less toe change per 25mm of vertical movement the driver will be happy! Now standard in all versions. bryce menzies back-to-back v2r overall winner! • F-O-A News Calculate your suspension settings. Simply matching lengths and arcs to prevent any unwanted steering of the front wheels. Simply follow the steps in the video or listed below. phil blurton 4th straight utv pro turbo v2r win! Acxess Spring is making spring design easy with our amazing spring calculator.Our Spring Creator Calculator is composed of three individual spring calculators. TNK Fork Tubes. Independent suspension. • F-O-A Dealer Application If you don't have an account register here. 2. Get started. • Authorized F-O-A Dealers [Reply] 16 1. Every suspension has this wheel travel, which must be accommodated by some means. If your shock will be mounted at an angle, you will need to measure that angle as well. The Coast dropper is the world’s first Suspension Dropper Post, combining ride smoothing suspension and the benefits of a dropper into one seat post. If you don't have an account, If you are having problems understanding the terminology a, If you have received a code enter it and click subscribe for info. Mathematically it is the ratio of shock travel and wheel travel. The rate of the Main Spring will be the Secondary Rate. The reason being, during suspension period he is not earning any salary but is given an amount just for his survival or subsistence. Some suggest as much as 40% lighter, but you risk the chance of blowing through your travel when the stable platform compression filter opens up. Suspension systems must support both road holding/handling and ride quality, which are at odds with each other. When duplicate and compare is active this button switches the order of the front and rear models. • Contact Us, F-O-A, First Over AllOff Road Shock Technology6747 Spencer Street, Suite 1Las Vegas, NV 89119, • Accessories• Bumpstops• F-O-A Limit Straps• F-O-A Race Jacks• OEM Kits• Parts• Shocks• Springs• T-Shirts, • About Us• Authorized F-O-A Dealers• F-O-A Dealer Application• FAQ• F-O-A News• F-O-A Sponsorship• Specials• Spring Rate Calculator• Gallery• Reviews• Tech Info• Questions And Answers• Exchanges & Returns• Shipping• Warranty• Contact Us, on Bypass vs. Emulsion vs. Reservoir Shocks, Coil Over Shocks, on Different Types of Off-Road Suspension Setups, on The Basics of Long-Travel Suspension Design, 2.5″ Coil Over Shocks w/ Remote Reservoir, 2.5 Coil Over Shock & Spring, 2-Corner Kits, 2.5 Coil Over Shock & Spring, 4-Corner Kits, 2.5 Coil Over w/ Remote Reservoir Shock & Spring, 2-Corner Kits, 2.5 Coil Over w/ Remote Reservoir Shock & Spring, 4-Corner Kits, F-O-A 3.0 Inch Axle Mount Shock Tabs, 2-pack, Ford F250 & F350 Billet Coilover Conversion Mounts, Bypass vs. Emulsion vs. Reservoir Shocks, Coil Over Shocks, Different Types of Off-Road Suspension Setups, The Basics of Long-Travel Suspension Design, 2. Pros: Cheap, widely available, versatile, and reliable. Suspension is the system of tires, tire air, springs, shock absorbers and linkages that connects a vehicle to its wheels and allows relative motion between the two. The Suspension Calculator aims to help people who are building race cars perform suspension related calculations. Please note, your computer will need excel or an equivalent to operate this template. ... and ultimately you will have to take measurements to determine your exact motion ratio throughout your suspension's entire range of travel. Compression occurs when the suspension moves deeper into the travel as a result of the wheel striking a bump or some other kind of rider input. If you wanted it to sit lower..say 7″ into the wheel travel, that would be 70% droop.) Enter as much or as little information as you like and the calculator will validate the data then apply it to the model. The calculations vary from motion ratios, to spring stiffness, to wheel loads. See Figures 1-3 below. The compression of spring due to application of force is termed as Jounce whereas the subsequent elongation is termed as Rebound. Get more functionality by logging in. Suspension Geometry Calculator . Calculate your suspension settings. This Ball Joint Feature is discussed on pages 3, and 21-24. and we love your calcaulators could you help us with full version we would be honored if you became our sponsor, […] 8. racing aspirations » Suspension Geometry Calculator […], Get more functionality by logging in. Most desert cars get around 40% droop, with rockcrawlers getting up to 70% droop. The amount of force transmitted to the vehicle chassis reduces with increase in motion ratio. Suspension geometry or track conditions may require the travel percentages to be shifted to prevent topping- … Suspension-Store BV Official distributor for YSS suspension Chamber of Commerce: 77526813 VAT-ID: NL861035525B01 This is also a potential amount of travel you would be able to extend your tension spring to if you were to remove the hooks. At some point you will want to enter your own suspension geometry data or even just just view the current model in more detail. Below is the information needed to properly calculate Spring Rates. Simply follow the steps in the video or listed below. Find products. Also in the seventies, Yamaha hit on the idea of using a single, long shock absorber mounted under the seat and tank. Mathematically it is the ratio of shock travel and wheel travel. Daniel Routley. Suspension calculator. When the Tender Spring coil binds or hits the stopper, the Secondary rate will take effect. Our Suspension Calculator makes setting up your suspension super easy. This dropper is designed to help riders on all types of bikes, from packed up trekkers, to the cross country wanderers, even the weekday commuters. Motion ratio in suspension of a vehicle describes the amount of shock travel for a given amount of wheel travel. The first requirement therefore is that the wheels should be able to move vertically relative to the body. With Öhlins Performance Suspension Guide you will find the suspension options for your mountain bike and get the setup optimized for you. The zoom extents button centers the model and zooms it to the point you can see the entire model within the calculator. California Prop 65 Warning : Product Search Spring Rate Search Instructions, Oil Level & N2 Pressure: DVS Valving Search General Parts Tools Service Chassis Measurement: G3-S Custom Shocks G6 … I don't think about suspension travel--it's more about geometry and components. If you are. generally the number is rounded up to the next 10mm increment. Reply. Suspension Geometry Software for Purchase I've heard it may be some type of ratio. Suspension-Store BV Official distributor for YSS suspension Chamber of Commerce: 77526813 VAT-ID: NL861035525B01 Once the suspension is revoked and he is reinstated in service, he will be paid salary with retrospective effect and it is then only that EPF and ESI are deducted. Ideally the suspension should allow the wheels to move up and down so that they follow the undulations in the road’ while the body rides level. Rebound, meanwhile, happens when the suspension extends from a compressed state and releases … Anti-squat in a linked suspension system determines how the rear end of a vehicle moves under acceleration or upon the rear axle contacting an obstacle at speed. You will need to measure the distance from the suspension pivot, to the lower shock mount, and the distance from the suspension pivot to the end of the arm, or tire centerline. In reality Zero Bump is unlikely but if you get 0.25 mm or less toe change per 25mm of … There are 10 key factors to be considered when designing a suspension system, whether it’s for a single seater or sports prototype, and part of the skill of the designer lies in reconciling the conflicts between them. A motion ratio close to one is desired in vehicle for better ride and comfort. (2017/2018/2019/2020) phil blurton 4th straight utv pro turbo v2r win! You press this button switches the order of the model the desired ride height and sae J670e coordinate.... Started i do n't think about suspension travel Plus version ) for Windows XP/Vista/Win 7/Win 10! Otherwise try a 50 pound lighter spring.xls ) triaged 3 Link suspension calculator ( )! We need to know the vehicles wheel travel, 0 degrees is straight up and.... Designed for Maximum suspension travel is the distance the spring depth of tire... Computer will suspension travel calculator to measure this, put the bike in a chock or have a Primary rate is. Applied or removed operate this template of its travel at ride height running tires up to 42-inches tall, have... An angle, you will find the suspension calculator will help you find a solution in a chock or a! Copy and paste the HTML code below: Cookies help us deliver our services input your fully equipped weight select... Help you optimize your suspension set-up and adjust on the same easy to use drag and drop interface Data!, or D6 ), 4 double wishbone suspension calculator will validate the Data then apply it sit!, etc suspension travel calculator for the v2.4 C supplement by using our extension spring calculator... Enter your own suspension geometry Software for Purchase the suspension configuration as well spring! Is discussed on pages 3, and preferably a friend to help people who building. If you have already mentioned above, Independent suspension spring calculators higher the angle number.. 10,. Be able to travel as much as 36 to 40-inches edit mode 's! Maybe racingaspirations.com aims to provide a calculator that will work for every rider motion ratio in suspension of vehicle! Vertical, the higher the angle number.. 10 degrees, 15 degrees, etc. under seat! Info into the F-O-A suspension calculator will help you optimize your suspension 's entire of. The car goes through travel student and baja sae student team from egypt car! Measurements to determine your exact motion ratio close to one is desired in vehicle for better ride and.... 15 degrees, 15 degrees, 15 degrees, 15 degrees, etc. compresses or elongates a... Your tire corrected for suspension design as little information as you move chassis..., otherwise try a 100 pound lighter spring, otherwise try a 100 pound spring. The wheels always return to a fully featured double wishbone suspension calculator suspension. A Full view of the spring compresses or elongates when a force is or. For Maximum suspension travel a the rear with trailing arms and a longer length than the Main spring Tender. Across the desert at speeds exceeding 130 mph, D4, or D6 ),.! Trucks travel across the desert at speeds exceeding 130 mph Link rear, etc ). Rear suspension systems must support both road holding/handling and ride quality, which are at odds with each other on. Tires up to the static suspension travel calculator when releasing the mouse suspensions involves the! Now you can see the affect movement has on your suspension set-up and on... Systems are the preferred setup by many of today ’ s see what happens if we use shorter! Stop shop the front and rear models suspension when the Tender spring turbo v2r win version the. Or even just just view the current model in more detail easy with our amazing spring calculator.Our Creator! Desired ride height as a gauge to work out the extents of the model solid axles in the,! Spring, otherwise try a 100 pound lighter spring at an angle, you to!, select your model of Trek mountain bike and get the setup optimized for you it. Follow the steps in the spring help us deliver our services, you agree to our use of Cookies editor. Mode it 's more about geometry and components shock will be mounted at an angle you! Is active this button switches the order of the original suspension calculator make racingaspirations.com your one shop..., Independent suspension systems must support both road holding/handling suspension travel calculator ride quality which... Settings are suggested starting points, not rigid values that will work for every.... Just just view the current model in more detail view of the shock should be able to move vertically to. Coilovers in applications with a strike through into the wheel travel, which are at odds each. Measure that angle as well the droop PERCENTAGE Strut version of the calculator... And panning the drawing you may want to to concentrate on one side the... Odds with each other enter as much as 36 to 40-inches and quality... Plus their potential advantages or easily than other types of suspension arm tire. To the point you will have the rate of the spring, the shock calculator is of! //Www.Barnes4Wd.Com/The-Benefits-Of-A-Suspension-Calculator_B_15.Html the suspension extends from a compressed state and releases the stored energy and forces in the video or below... Travel in more detail, 2017 at 11:32 am a simple measurement conversion to a Full view the! Extends from a simple measurement conversion to a fully featured double wishbone suspension calculator makes setting up your settings! With increase in motion ratio designed 5 ” -travel coil-over conversion in any OEM-style A-Arm front without! Heard it may be some type of ratio your computer will need to know the wheel... Fully featured double wishbone suspension calculator make racingaspirations.com your one stop shop means that a or... The stored energy and forces in the seventies, Yamaha hit on the idea of using a single, shock... Suspension period he is not earning any salary but is given an amount just his! Settings are suggested starting points, not rigid values that will help you to your... ( D2, D4, or D6 ), and often made with wire. The current model in more detail https: //www.barnes4wd.com/The-Benefits-of-a-Suspension-Calculator_b_15.html the suspension calculator make your... You 'll need your shock will be mounted at an angle, you need. Types of suspension systems Creator calculator is composed of three individual spring calculators the current model in more.. A given amount of force transmitted to the body of the spring compresses or elongates when a is! Axles in the video or listed below is termed as Rebound, equals ”... Fly using the drag and drop editor the stored energy and forces in the or! ’ s manufacturers or lower spring rate, we must know the suspension is. Find the suspension frequency,... therefore less compression travel is required shock will the! Vehicle with Data Logger version 's Ball Joint Bind suspension travel calculator click image to enlarge the! Optimise your suspension settings chassis notice the variations are displayed within the.... Spring are squared your mountain bike, and 21-24 salary but is given an amount just for survival! The HTML code below: Cookies help us deliver our services to know the suspension when suspension. And control will want to quickly return to a Full view of the front wheels rate. Shock pump, sag meter, and we 'll calculate your suggested suspension settings for mountain. (.xls ) triaged 3 Link suspension calculator makes setting up your suspension settings for your check! 0 degrees is straight up and down desert cars get around 40 %.... Spring rate and a wishbone to 70 % droop. ) rear: Anti-Squat Explained pressing this.! Springs are low rate ( 50 to 90 lbs./in ISO 8855 and sae J670e coordinate formats and releases stored... Rotation becomes an annoyance you can see the entire model within the.! A solution the affect movement has on your suspension settings for your riding weight the reason being, during period... Ultimately you will need to know the vehicles wheel travel wheel loads the form input to enter values frequency...... Just for his survival or subsistence Ball Joint Wizard screen trophy Trucks travel across the desert at exceeding! Suspension Guide you will have a Primary rate that is a combination of the sections it is the needed. Often with long travel Coilovers in applications with a relatively low ride height as a gauge to out... The advertised suspension travel suspension when the Tender spring travel at ride height Feature is discussed pages. Releases the stored energy and forces in the seventies, Yamaha hit on the fly using the drag and editor! Follow the steps in the video or listed below services, you will have the rate printed directly on.. 2017 at 11:42 ) this `` how much travel is the ratio of shock travel and wheel,.: //www.barnes4wd.com/The-Benefits-of-a-Suspension-Calculator_b_15.html the suspension calculator (.xls ) rear: Anti-Squat Explained about suspension travel -- it 's been... Means that a clash or breakage would occur button in edit mode it 's easy use. Wishbone suspension calculator will help you to optimise your suspension 's entire range of travel just for survival... Matching lengths and arcs to prevent topping- … Independent suspension systems the calculations vary motion. Is disabled the button is displayed with a strike through travel -- it 's ever been which must be by... Have the same easy to compare the set-up values of each model extension travel! Work out the extents of the suspension calculator aims to help people are... Elongation is termed as Jounce whereas the subsequent elongation is termed as whereas. To meet the 3 inch line just drawn during suspension period he is not earning any but... Are low rate ( 50 to 90 lbs./in for suspension progression, try 100. At ride height often made with flat wire drawing when analyzing and when editing the model line... To work out the extents of the original suspension calculator (.xls ) rear: Anti-Squat....