Setting motorcycle rear suspension sag motorcycle classics. We can tune your motorcycles handling based on your riding discipline, plus your weight and ability. Motorcycle suspension 101 a complete guide for riders. Try to find settings that make the vehicle comfortable for you. These progressive suspension 430 series shocks incorporate a highpressure gas monotube design with deflective disk damping to ensure high performance ride. Suggested sport bike motorcycle suspension settings. One of the pleasures of owning a sportbike is the variety of doityourself projects available to enhance the feel, look, performance, and longevity of these incredible complex machines from standard maintenance, such as oil changes and chain replacement, to more.
Suspension is probably the most misunderstood aspect of motorcycle performance. Suspension is the component that allows the wheels to move up and over its impeding obstacle, and it also strives to eliminate traction loss and the transfer of. This book, by americaas premier suspension specialist, makes the art and science of suspension tuning accessible to professional and backyard motorcycle mechanics alike. While the internet does provide some insights, the best and most complete information is available in a number of excellent books on chassis design and engineering use the race car book finder below to choose the books. This was followed in the 1970s by improvements in suspension and braking commensurate with the power of the large inline fours that had begun to dominate the sport bike world. Sportbike suspension tuning 5 out of 5 based on 0 ratings. One of the best is written by one of our favorite motojournalist techheads, andrew trevitt.
Suspension tuning guide at sport rider suspension settings for many sportbikes sport rider also has a nice selection of articles aboutmotorcycle suspension setup, including information about cartridge forks, damping, and other information on setting up a motorcycle nice site by shaun pallister with instructions onmotorcycle suspension setup and. Andrew trevitt is the senior editor of sport rider magazine and has raced both in his native canada and in the united states. These shocks are found on smaller, more costefficient quads such as youth quads. Sep 10, 2005 suspension tuning guide street bike or road racing applications with incorrect suspension setup, tire wear is increased and handling suffers, resulting in rider fatigue. Sport rider a comprehensive book about one of the most misunderstood aspects of motorcycle performance suspension. As everyone knows the rear on the 848 is so tight id probably get thrown over the clip ons with every bump i hit if. They have designed a masterful looking and performing shock that is featurerich. Now, in the first book that specifically addresses sportbike suspension systems, andrew trevitt, senior editor of sport rider magazine and a former roadracer. His rigorous testing, clear analysis, and easytofollow approach has made trevitts technical articles the most highly read in the publication. I tried suspension setting from motorcycle newspapers, sports bike magazine, top. Definitive guide to suspension tuning suspensionspot. Words like damping, suspension geometry, preload, compression and rebound are no longer unknown. Progressive suspension 430 series shocks free shipping. These progressive suspension 430 series shocks incorporate a highpressure gas monotube design with deflective disk damping to ensure high performance ride control.
Motorcycle suspension setup getting to grips with a black art suspension setup. Progressive suspension 430 series shocks free shipping on. Unfortunately as a kid riding dirt and a rider over the past 5 years ive done 100% of the work on my bikes with the only exception being suspension tuning. Adjusting your rear wheel further back gets you softer suspension. The adjustment were talking about is the rear suspension preload, which will set the sleds ride height. Avoid doing several changes andor large adjustments at one time as this may well produce an undesired result and will make it more difficult for you to fine tune your car. This book is very oriented to sports bike, but the general concepts are valid for any type of bike. Note that books, videos, media and pub acquaintances will all have different. We take a look at suspension setup routines and how you can dial in your bikes. Motorcycle handling like a pogo stick with a broken spring. When suspension works correctly the bike will be much more enjoyable to ride. The rider sag recommended above should be used as a guide. With all due respect to paul thede hes a degreed mechanical engineer who has built a world class suspension tuning shop, the guys at sport rider are assuming that all motorcycles have straight wound springs in the forks. Race tech upgrades for your motorcycle will have you thanks giving with every ride.
Since the 1990s sport bikes have become more diverse, adding new variations like the naked bike and. I was recommended this book because of the technical expertise of the author, andrew trevitt, from sport rider. You can also use the tables to find which issues of sport rider each bike was tested. Unfortunately, in our rush to accessorize, the simple yet most effective improvements in performance, such as suspension tuning. If you weigh more than the average bear and do not change the rear preload, then the sled will squat too low in the rear and lift up at the front, leaving less pressure on the skis for balanced steering and handling in corners. Oh man this series is great i want to join the sport of motorcycling.
Jul 29, 2018 sportbike suspension tuning after reading the motorcycle suspension bible, i wanted another reference for tuning the suspension on motorcycles. This book, by americas premier suspension specialist, makes the art and science of suspension tuning accessible to professional and backyard motorcycle mechanics alike. Rear measured from axle straight up to any fixed part of upper frame. We can reduce understeer and oversteer characteristics with the adjustments of antiroll bar sway bars, bump and rebound, ride height, spring rates, corner and static weights. Andrewt march 06, 2014 outside of having your suspension tuned and setup by a professional, you can fine tune your dirt bike. Each major component group of the car can be modified or upgraded for more performance, so you can build a better car thats balanced and refined. Download pdf sportbike suspension tuning free epubmobi. In the 1980s sport bikes again took a leap ahead, becoming almost indistinguishable from racing motorcycles. The dst process will improve your ride no matter if you are flowing around walnut creek, exploring the trails in bentonville, flying downhill in the rockies, or riding. A few clicks and turns can make a real difference in your motorcycles ride or handling. Setting 2 and 3 might work for track riding, but the roads in nz are quite rough. R3 bike with rider front f1 bike on standsuspension fully extended f2 bike on ground f3 bike with rider front measured from axle to top clamp.
Motorcycle shocks motorcycle suspension webbikeworld. Now, in the first book that specifically addresses sportbike suspension systems, andrew trevitt, senior editor of sport rider magazine and a former roadracer, guides you through the process of setting up your bikes suspension to suit your riding style. Drew smith have provided custom suspension tuning for offroad competitors at all levels, including national. Race techs motorcycle suspension bible provides a clear understanding of the most misunderstood aspect of motorcycle performance. Works enduro rider by drew smith wp kyb showa kayaba enduro harew scramble gncc extreme enduro ecea netra forks shocks ohlins steering damper wer revalve suspension. Race tech will be closed november 29th 29th for thanksgiving. If this has only whetted your appetite for suspension knowledge, there are a few books available with more comprehensive explorations. You can spend all the money you possibly can on the best suspension components, and while you might notice some improvements, those parts arent set up to work together properly to give you the best performance and that is exactly what suspension tuning takes care of.
It explains the art and science of suspension tuning and set up in easytounderstand, stepbystep instructions and explanations. Understanding race car chassis structures and layouts helps designers to package the elements of the race car and maximize the performance of the suspension. This may involve revalving, replacement springs, oil levels, bottoming cone kits, linkages and various other factors that need to be considered. A top racing suspension company suggest that rear wheel rider sag should be. With over 15 years of suspension tuning experience, we can adjust or modify your sportbikes suspension to specifically suit your riding style. How to improve your motorcycles handling and performance, is one you must have in your garage if you have even the most remote interest in how your motorcycle handles and how to make it better. If youre anything like me, you will have compiled an endless wish list before your new atv even touches dirt. Sportbike suspension tuning by andrew trevitt, paperback. Lap times can be dramatically slower and overall safety for both street and race enthusiasts is another issue. Race techs motorcycle suspension bible motorbooks workshop.
For more information about suspension setup, visit our sportbike suspension guide, which has a setup guide, a suspension tuning guide, and links to various useful articles on the site. A different sag level may be appropriate due to differing riding styles, ability levels and riding conditions. May 06, 2009 motorcycle suspension setup getting to grips with a black art suspension setup. It is stuffed with photos and illustrations that clarify the already wellwritten text. The basic process for determining sag is the same front and rear, the difference is in how you adjust sag on front forks versus rear shocks. Yet even at this high standard, these cars can be dramatically improved. You need to learn your bikes language and find out just what your suspension is trying to tell you. A comprehensive discussion on chassis geometry, suspension technology, and the many interactions among adjustments helps demystify suspension tuning.
The basics whether you are a road rider or a racer correct suspension setup is the key to fast smooth riding and consistent lap times. Apply settings in small steps and try to do only one or two at a time. As the name suggests, they do not have any adjustability and rely heavily on the spring to produce suspension action to soak up the bumps and jumps. Suspension tuning guide street bike or road racing applications with incorrect suspension setup, tire wear is increased and handling suffers, resulting in rider fatigue. Once this measurement is taken, drop the unit back on the ground and bounce the suspension to let it settle.
Andrew trevitt author of sportbike suspension tuning. There are three basic types of shocks currently available on production quads. Andrew trevitt is the author of sportbike suspension tuning 4. A complete guide to setting up your sportbikes suspension, including all the terms, technology and troubleshooting introduction get started on your setup section 1. To check sag the distance between the fender and swing arm first check the distance with the rider off the bike and then with the rider on the bike in full riding gear. Oct 14, 2010 motorcycle handling like a pogo stick with a broken spring. Static sag and rider height suspension company recommendations. Former sport rider editor andrew trevitts book sportbike suspension tuning. Suspension kits demon tweeks motorsport, car tuning. Sportbike suspension tuning covers the basicssetting static sag for your weightas well as more subtle and advanced adjustments, such as how to optimize rearend squat. Race techs motorcycle suspension bible by paul thede, lee. These tables show suggested suspension settings for each bike tested by the sport rider staff.
Superbikecoach motorcycle suspension guide the suspension setting process provided here is a basic methodical guide to providing a way to update you current suspension to the style of riding to best suit your needs. How to improve your motorcycles handling and performance, is one you must have in your garage if you have even the most remote interest in. Race techs motorcycle suspension bible by lee parks and paul thede 2010, paperback at the best online prices at ebay. Theres an abundance of books out there on sport bike riding technique by a lot of authoritative personages, but, up to now, not a single one that i know of thats. Ive read some books on suspension, but your videos provide the visual. Intro suspension tuning is the final step a lot of serious racers take in setting up their vehicles. The book provides stepbystep photos of suspension disassembly and assembly as well as detailed troubleshooting for dirt, street, and supermoto promising a solution. One of the pleasures of owning a sportbike is the variety of doityourself projects available to enhance the feel, look, performance, and longevity of these incredible complex machines. That makes suspension tuning on modern bikes a lot easier. This book covers the basics setting static sag for your weight as well as more subtle and advanced adjustments, such as how to optimize rearend squat. Most manufacturers use of total suspension travel for a starting point. Sportbike suspension tuning is an outstanding primer on a complex subject, and trevitt leads us logically from ignorance to wisdom. Single most important adjustment for snowmobile suspension. Sportbikes are among the most frequently modified motorcycles on the road.
Suggested sport bike motorcycle suspension settings cycle world. I used to ride with the editor of sport rider back when he. Sportbike suspension tuning after reading the motorcycle suspension bible, i wanted another reference for tuning the suspension on motorcycles. Apr 29, 2019 download pdf sportbike suspension tuning free epubmobiebooks. Krooztune suspension provide a comprehensive tuning service. Many modern forks let you dial in preload and, if equipped, compression and rebound. The sport bike, or race replica, era began with the 1983 suzuki rg250 gamma, the 1984 honda vf750f and the 1985 suzuki gsxr750, and had full fairings. Suspension tuning is a critical part of getting the ultimate performance package, it is even possible to have a more competitive car then a rival with superior upgrades by having a well balanced set up, which maximises the available grip levels. I highly recommend it to anyone that wants to learn about suspension and how to set it up. The bmw 3 series set the benchmark for performance and luxury. I used to ride with the editor of sport rider back when he still had a civil service day job. To measure the free sag for the rear end, lift at the grab bar until the suspension is unloaded with the tires still touching the ground and take a measurement from the grab bar to a chosen point on the swingarm.
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