Each spring must pass a rigorous 11 category quality . #senditsaturday with @jaredmeesracing #ohlinsUSA #flattrack read story. It bottoms out when I accelerate hard and squats to much with a passenger. Also, the chart will give you a complete estimation of the dirt bike height. Our springs comes in a few different colors, with the typical and well recognized hlins yellow the most common. All > Shock Spring. The calculator is easy to use and provides accurate results. Designed for a 3-Inch deflection. Spring Calculator - TF Tuned are experts in mountain bike and bicycle suspension service and repair, including setting-up the for you and your bike. If the spring is not marked as to its real stroke, never use more than 2.0 turns on the preload adjuster, to avoid coil binding. Sign up to get the inside line on all the latest news, product releases, content and offers. email Us. MRP Spring Calculator. SX125/144 2007 . 650-887-8026 info@springdesignsoftware.org Spring Types As a rule of thumb a 450F will use 1 spring rate higher (front and Back) then a 250F. The spring rate for each individual spring must first be known before the below equation can be used to calculate the total spring rate of the springs in series. So for a 8 kg/mm spring you would have a 448lb spring, and a 500lb spring is equal to a 8.9 kg/mm spring. You're bound to see us across road and off-road racing circuits, learn more about what puts us there. $11995 16495. Please include the following information: Motorcycle model and year. MXT CR250 Project Bike. 58/58-60. This settling is about 6% - 10% of the total suspension travel. The demonstration above (Figure1) illustrates two 100lb/in springs stacked in series as a dual rate system with a combined rate of 50lb/in. Rear suspension is approximately 30% - 33%, the front is around 25% - 30% of the total suspension travel. Told I need a 650, rode a 550 and far better, 600 would of maybe been a bit . Brands. Keep up to date with everything going on at K-Tech. Application. Your motorcycle needs a spring that fits your application, has the correct rate for your use and has sufficient travel to operate through the full stroke or travel of your suspension. For every 1 tooth you change on the front, it is the equivalent to changing 3-4 teeth on the rear. When combined with the dirt bike size calculator, the chart can help you have a better understanding of your dirt bike engine and how it works. After you find your spring, check out out our fork springs and shock springs. 1 - 30 of 118 results. Sep. 13, 2010 By Rick Sieman. Use a small front sprocket (countershaft) or larger rear sprocket. The standard spring in the 250EXC is 69N/mm, but this is for a 75-85kg rider. With a 145lb rider i got 95 to 100mm of sag with 5mm of spring preload, on stock springs. There are other variables such as straight rate aftermarket springs vs slight progressive as with most factory springs. 2. If you are unsure about a fitment, please call 631-231-9556. SX125/150 . Race Tech springs are not only made using the best . hlins USA. Titanium springs can represent a significant weight saving, but with a premium price tag. This makes me think a 300lbs spring would be close. This item Ships FREE. Skip to main content. 56/57-58. Please find your spring rate using the tables below. On most machines this is the large anodized nut on the top of the forks, and the collar above the spring on the rear shock. The monoshock on it is just a dirt bike shock. Because if the damping is adjusted to your need this also ensures a good balance of the whole damping system. Products; Workshop Services; Ceramic Coating; Caliper Exchange BMW. A great way to make sure you're on the right size and spec. Sorting . Nov 15, 2004. Page Menu. Cannon Racecraft Inc 201 E. Hill St. Oklahoma City, OK 73105 Ph. (Rider Sag) Springs are available in different wire gauges and materials. At home where the winners are. Bike Set-Up. heaver spring for spring rates 400 lb. #1. They have a spring rate calculator You cannot really do the math just based on your weight and shock travel. If you are ready for a full suspension upgrade, take a look at our Lucky fork kits and our National shock - They all include with springs! I have used both of these "spring rate calculators" as a general guide over the years, and for me, the MX Tech is usually on the low or light side and the RaceTech calculator is usually on the high or stiff side. Guaranteed Low Price. Jul 26 @ 5:55 pm. Our springs are developed specifically for hlins shocks and and a large number of spring rates are available. 1 # sp165511. Start searching now. We supply a range of rear shock springs for cycles and mountain bikes from leading manufactures including Fox, RockShox and Manitou. The RT SCS is a set it and forget it solution. When calculating fork or shock springs necessary travel, any spring preload must also be considered. Location: KY, USA. These are just some of what Cogent Dynamics take into account . Sprindex responds to an actual need, namely that of . Build the bikes we want to ride, and ride the bikes we build. Finding the perfect spring rate depends on your weight, riding style and terrain. Call +44 (0) 1373 826800. For dual rate coilovers you will need to multiply the spring rate calculated above by two to get the required spring rates. Looking for a more accurate calculation based on your bike kinematics? Your complete Dirt Bike Suspension Service Center providing revalving, rebuilds and parts for KTM, Honda, Yamaha, Husqvarna, Suzuki & Kawasaki. Email Newsletter. Shown are the most common models, if you do not see yours please email Sonic Springs and we will provide a detailed analysis of your application, free of charge. We proudly develop a range of our own world-class Teknik Motorsport motorcycle shock absorber parts in Australia, but we also stock motorbike suspension kits from top-tier manufacturers including Eibach Springs, Tractive Suspension, Showa, KYB and TFX Suspension. heavier lower spring in the 100 to 300 lb. Aceofspades. If two springs are being used in series then the below equation can be used: Where: K total = Combined spring rate; K1 = bottom spring rate; K2 = Top spring rate Rear Weight Bias (percent): the standard formula is based on a 60:40, rear-to-front total weight distribution.A more accurate way would be to use a bathroom scale under the . Select Bike. Skip to content . Our staff has over 65 years of championship-winning engine development experience formally educated by the World's most renowned engineers. We produce suspension springs for Yamaha off road bikes. Add 5% for a heavy rider (+200lbs.) hlins fork springs FSK 100 STX 46 Street hlins shock springs STX 36 Supersport STX 36 Scooter FDK 100 STX 36 Blackline hlins Extension and Race kits STX 46 Supersport STX 36 Twin FKC 100 (Custom & Heritage) TTX 36 EC TTX RT FGRT 200 FGR 300 NIX 30 hlins Steering Damper TTX ADVENTURE EC STX 46 Adventure TTX Adventure Ducati Multistrada Mechatronics. Sort By: Therefore, the spring has a Load Rate of 600 lbs. As the riding season rapidly approaches, most riders are looking to get their . Call our toll free number and connect to our Sales and Customer Service Team located at our home office in NH. Definition: Spring rate, also known as spring constant, is the constant amount of force or spring rate of force it takes an extension or compression spring to travel an inch of distance or, in the metric system of measurement, a millimeter of distance. Given that range a 180 lb rider can pretty much use any spring in the Race Tech catalog and get the right sag. Racing. Recommended Fork Spring Rate: 0.433 kg/mm (use closest available) Stock Fork Spring Rate: .430 kg/mm (stock) REAR SHOCK SPRING. Cyclescheme. IF THE LOCKING RING IS PLASTIC, TAPPING IT CAN BE RISKY. Its seat height is 37.8 inches. Step 2 - Calculating Motion Ratio Race Tech Engines offer state-of-the-art, precision engine services and parts to all engine builders. For a standard spring rate (lbs / in) to metric spring rate (kg/mm) use the formula. Sponsorship. The new coil spring system allows riders to fine tune their coil spring rate, instead of having to switch between coils to get the correct spring rate. Heat-tempered, shot-peened and end-ground to improve spring stress and spring longevity. #KTECHCOLLECTIVE. @join.the . Manufactured. Born on dirt, raised on tarmac. Fork springs are a clever way to optimize your bike performance without much effort. Enter your input parameters and click "Submit" to calculate your spring rate, or "Reset" to start over: Total Riding Weight (pounds): includes the rider and anything else added to the bike; e.g., lock, water bottles, etc. and . < >. PDS Spring Chart. #4. A lower gear ratio works well for Arenacross opposed to wide open . All products are available to buy online or contact TF Tuned on 01373 826800 Contact; Dealers; Motorcycle Brands; Products; About us; Products . If 30 coils are 0.47 then 1 coil is 0.47 x 30 = 14.1kg/mm. After taking the Showa BFRC shock apart and reviewing the design first hand the . hlins USA. Cost from KTM is modest, about 80. hlins USA. We build and tune your suspension for the way . Example 500lb/in 56 = 8.9K Spring Rate. Selecting Your Spring Rate. 56/56-58. Feb 4, 2003. Menu. The first number is the weight (in pounds) needed to . 1,445. This requires some adjustments. Conventional motorcycling wisdom suggests spring rates based on sag: Fork race sag: 20 to 25%; Preload: 0.25 to 0.75 inch. 96 CR125R (this one seems whack for a 125 but I assume it's becauase of the older designs, or maybe it's because it is a 96 125 so you have to seatbounce the shit out of everything to clear anything lol) 45/48. Do you need a spring for motorcross? Now, subtract that unladened measurement from your bike-on-the-stand measurement.. Posts: 2649. Trackside. Rear suspension SAG is approximately 30% - 33%, the front SAG is around 25% - 30% of the total suspension travel. Brand. Contact . NOR CAL, Sac/CoCo County. I've checked out the Race-Tech spring rate calculator, as well as the on on MX-Tech's website and they both come up with different spring rates. Race Tech High-Performance Springs are made of chrome silicon, with a high stiffness-to-mass ratio and shot-peened, heat-treated and preset for no sacking. to need a 4.8 you would need to weigh 120 or less. Most riders prefer the feel of a coil spring over an air spring. However, it is important to remember that the calculator is only a tool and should not be relied on for critical calculations. R60 R75 R80 R90 R100 . KTM. easy as 1-2-3. Our springs are developed specifically for hlins shocks and and a large number of spring rates are available. More Info. Creates a lower gearing ratio. Finally they are heat tempered, shot-peened, end-ground and pre-set for ultimate durability. But you should call Turner or Fox for the correct spring rate for that frame. Motorcycle Carburetor Jet Size Calculator. Motorcycle Brands; Products; About us; Contact; Dealers; Menu. Recommended Rear Shock Spring Rate: 5.20 kg/mm (use closest available) Stock Shock Spring Rate: 5.2 kg/mm (stock) hope this helps. I prefer to calculate in 0.5 winding steps, so lets make 28 coils instead of 28.2 w.(then you will get 14.1 / 28 = .504kg/mm ) Our straight rate shock springs for linkage KTM, Husqvarna and GasGas models are cold wound on computer controlled (CNC) equipment to achieve perfect fitment and precise spring rates. Not a Spring Rate of 600 lbs. Yamaha Dirt Bike Springs . Products. All these factors when combined they should help you in choosing the best-suited bike in relation to your height, budget, and . Rider weight (without gear) Type . The official word from Beta appears below: Beta USA is proud to announce their 2021 RR Race Edition models that now include the popular 200 model to the lineup! A spanner is sometimes required for the shock (or a hammer and a brass punch, for you heathens). Sprung Weight: Sprung weight = Corner weight - Unsprung weight. This is due to the extra weight of the 450F over the 250F. 50/52-54. Subtract the measurement of you on the bike from . Menu. Use our filter and find the right spring for your motorcycle! Isle of Man TT - 2022 . I find that JTech and TF put you on a much higher spring rate. industry standard of 200,000 cycles; many are tested to 500,000 cycles. If you've got the tools you can fit this at home but if not any bike shop should be able to do this in no more than 15 minutes. 1. Husaberg; Yamaha; Suzuki; Kawasaki; Honda; KTM; Husqvarna ; Products. Dirt Bike Tech: How to Determine Spring Rate on an Old Spring. Menu. HLINS Advanced Suspension Technology for the best On and Off Road Performance. Read More. Rider Form. 2018 Suzuki RM-Z450. The units of measurement of rate in the English System are, lbf/in . 405-524-7223 Fax 405-524-2568 Cheers Aug 25 @ 1:21 pm. Model. When deflected 3-inches the spring is supporting 600 lbs. Find out how heavy you are COMPLETELY geared, I'm talking everything, and then report back Some Glory's come with a different spring per size, but mostly 450's on medium's and larges. See all springs. Factory Connection designs and creates every spring to industry leading standards which guarantees the best spring to shock body fitment. It is the weight supported by the spring and is the only weight used in calculating spring rates. I'm trying to figure out the correct spring rates for my son's KX250F. RT specializes in optimizing flow and velocity by utilizing flow bench, dyno, and track testing. Correct spring rate will ensure that the bike settles to the ideal rode height to determine the final geometry of the motorcycle. NOTE - Kerb Weight (curb weight or wet weight) is the total weight of a vehicle with standard equipment, all necessary operating consumables such as engine oil, transmission oil, coolant, brake fluid, and sometimes a full tank of fuel, while not loaded with either passengers or goods. Automatically and instantly get a near perfect result for the correct main and pilot jets based on your bike modifications, aftermarket exhausts, pod filters, altitude, ambient temperature etc. Facebook Instagram. Spring rates are also impacted by the weight of the bike (heavier bike = stiffer springs). and everything inbetween. 0. Was over 50lbs out when I bought a stumpy Evo recently! The result is increased stability, improved comfort and excellent response. Dealer App. SX125 2004-2006. Total Riding Weight (pounds): The rider's weight with riding gear (average 5lbs for riding gear weight) Rear Weight Bias (percent): The standard formula is based on a 60:40, Rear to Front weight distribution. To get the high . Race SAG is the amount the bike droops with the rider on the bike. range and a 100 lb. The Race Tech Spring Conversion System (SCS) transforms your air spring forks found on Kawasaki KX450, Suzuki RMZ450, Honda CRF250 and KTM/Husqvarna WP AER 48 to a coil spring setup. Rider Weight: 280 lb. Jul 30 @ 5:43 pm. Subtracting the second measurement from the first will give you the sag - simple. Shock Spring by Race Tech. x 260mm length. For our 97kg rider we need a recommended 72N/mm spring. Whatever you prefer, we hope you're having an amazing time doing yo read story. With a full eight model lineup, (4) two stroke and (4) four stroke models, Beta continues to offer riders more options along with a higher level of service to their customers. The choice is yours - and will largely depend on your budget. Rear Unsprung corner weight is usually around 150-175 lbs. I'm using the racetech spring calculator to spring my 2014 rmz 450. When in doubt, choose a lower spring rate. Stu2 Posted December 17, 2009 Rider Weight - 1kg = 2.2lbs, 1Stone = 14lbs Wheel Travel - 1inch = 25.4mm Shock stroke - 1inch = 25.4mm This is to give you a guideline of what spring rate you need, there are other variables that may require you to need a softer or firmer spring rate. if my conversion is correct, that would be 7.06N front and 62.76N rear. The 1st inch of travel as tested with a typical factory spring will be lighter. What is the Difference Between a Linear Spring and a Progressive . 5.4 and 5.3 is a half rate difference. The advanced calculator accounts for stiction of the suspension. A rate of 200 lb/in. HOME; ABOUT US; SHOP. Static SAG refers to the amount the vehicle settles with no rider. by Rally18$ Thu Jan 14, 2021 3:52 pm. Thanks for checking out our Spring Chart page! Shock free sag: 0.5 to 1.5 inch; 4.0 inch race sag. Factory Connection Shock Springs. Factory Connection engineers and creates our own shock spring designs to our own industry leading standards. Take a bike out on some of our local trails. Then have someone measure the distance between the two points. You can search by brand, model, weight and type of spring. SX125/144 2008. SPRING CONVERSION SYSTEM. Straight Rate - 62mm I.D. Race Tech Shock Spring. This product is vehicle specific. Sort by. 95. Dirt + Motocross; Parts; Suspension Parts; Suspension Springs; Yamaha; YZ250; Yamaha YZ250 Suspension Springs. MRP Suspension - Mountain Bike Spring Rate Calculator. JOIN THE COMMUNITY. Book A Demo. Calculated Spring Rate (lbs/in) Suggested Spring Rate (lbs/in) Suggested Spring Rate Preloaded Sag (%) Preload Precautionary Preload adjusters apply about 1 mm or .039" per turn. Lucky forks kits are currently out of stock. So an example would be if a 175lb rider on a 250F uses .48kg Fork Springs and 5.4kg Shock Spring, on a 450F a 175lb rider would use .49 Fork Spring and a 5.5kg Shock Spring. Help finding spring rates! RACE SAG is the amount the vehicle settles with the rider on the bike in a normal seated position. Locations. 2011-2015 Link . For most dirt bikes, a rule of thumb is around 100mm, but you should check your manual for the recommended figure. Unsprung Weight is the weight of the tires, wheels, knuckles, hubs, axles, and half the weight of the springs, shocks, control arms, and/or links. MOTORCYCLES. Welcome Moto Pro Suspension where we are commited to provide you with the highest quality Off-Road suspension and the best customer service after the sale. Cycling Magazine: "Tool-free spring rate adjustment is coming to coil shocks, thanks to Sprindex. I run a 400lbs on my DHX 5.0 and I weigh 155-160. Suzuki RM-Z450: The Suzuki RM-Z450 has a wheelbase of 58.3 inches and a wet weight of 247 lbs, so it's definitely another great, heavy bike. The Factory Connection Shock Spring is cold wound on precision CNC equipment. If you ran a Fox RC on that frame the spring rate should be close. So, I found a source to by a new shock spring rated at anything I want 100-650lbs. Spring Length: Springs for coil shocks are rated using two numbers (you will see these stamped on the spring, e.g .450 X 2.25). Our Collection; Concepts; SHOP. Im I right in assuming that means I go LIGHTER on . The spring on there now should be in the 135-155lbs range. This is ideal for tight trail riding or tracks without many long straight sections. This bike is a powerful machine that can support weight and height as it is taller than even the Honda CRF250X and Yamaha WR250R by 5-6 inches! Joined: 8/30/2013. Front Unsprung corner weight is usually around 100-125 lbs. Spring Rate = Static Load / Shock Ride Height. Our springs comes in a few different colors, with the typical and well recognized hlins yellow the most common. This is why a 300 lb rider would require a stiffer rate spring and more preload to maintain the same ride height as a 150 lb rider. Cart. Exceeds the O.E.M. Now on to spring rates. We will collect all of your information and explain the benefits, details and pricing of your suspension service, as well as determine which FC facility will be serving you. 4/26/2017 5:15 PM. The misconception is that the first spring will carry the entire . USE A SPECIALIST TOOL IN THE OEM TOOLKIT. Factory Connection springs fitment to each shock body is the absolute best in . FRONT FORK SPRINGS. Because the leverage rate on Maestro is awesome (TOTALLY not biased, I've had a few :behindsofa they tend to run a little more sag and will be super plush. Great feedback and pure performance. SX125/150 2009-2011. 2016 Link Shock Chart. if i read correctly off of Race Tech's website, the stock suspension springs rates are .72kg/mm front and 6.4kg/mm rear. SX125/150 2012-2014. What the hell is the advanced calculator? XXX lbs/in 56 = ( spring rate in KG/mm. Fullscreen Zoom. For almost every bike we have the most suitable spring, fits on motorbikes and quads used in motocross. Take the rate of 1 coil and divide it over the spring rate you want (14.1 / 0.50 = 28,2) that's the coils your spring must have. I'm at 235 pound and it's calling for 6.4 kg/mm (5.8 stock) for the shock and .886 kg/mm front (stock is 1.0 kg/mm). More Info. Whether you want to repair or upgrade the shock absorbers on your KTM Enduro bike . He was tall, so . You should always find the closest spring rate available for your application. Use the free and open-source ODOP:Spring software to design helical compression springs, such as those in mountain or dirt bikes and construction equipment. Come see us at Le read story. With the bike sitting under its own weight on level ground, take another measurement from the fender to the axle. Read 3 Reviews 4 Q&As. 4CS Spring Chart. It is easier to achieve handling and performance with a lower spring rate and a "stiff" stabilizer bar or shock. From news, product updates, racing coverage and more. While running the same spring top and bottom will still give you a transition, we recommend (if possible) a 50 lb. My Basket 0.00. 2021 CRF450R. Ruote Pedali: "Simple, clear, brilliant. Wheel Rate Effective Wheel Rate = Spring Rate * (Motion Ratio) 2 What's happening in our world. E-bike or Analog? the best springs are simply manufactured from the highest quality chrome silicon wire and receive hardening and prestressing treatments. Fork Spring Rate Calculator. Please note, NO RETURNS on fork springs; all sales final. Spring Rate Calculator. You want a rear shock spring that gives you the right amount of sag, which is how much the suspension compresses when you're sitting in the saddle. Description. Forks Shocks Seatposts Fork Springs Rear Shock Springs Fork Parts Shock Parts Seatpost Parts Wheel Parts Shock Mount Hardware Suspension Maintenance Bike .

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