to order these parts, call us at 775-246-5738 99 ... see chart below for part numbers. ends. Harley Or perhaps your bike is a little too quick handling already, and slacking off the head angle would slow the handling down to "just right". these cases the raked trees bring the trail back to a shorter, more In the full-size motorcycle world, the lightest machines are dirt models, hovering around 200 pounds, like the KTM 125 SX. and slide through the turns. kits" and he has wrestled with them calling them true POS. forks are in the 30", 32", 34" or longer range. Sportster 29.6 deg. Low speed "floppers"...cruising for 50 miles with no hands The chart below shows the O.E.M. Fork Length-- The distance between the top of the fork tubes to the centerline of the axle. No fixtures is complete insanity. Triple Tree Rake: degrees: For standard non-raked triple trees enter 0 degrees: The FXDWG uses 3 degree trees; V-Rod uses 4 degree trees. can be designed. We get calls from people who have installed You can't run the calc's on these...they end up with zero trail. Dyna Twin Cam Wide Glide 5.2". Harley-Davidson motorcyles can be raked and turned into the most radical choppers. on...it's black this time. There is some differences in total rake depending on other changes like wheel/tire sizes, longer forks with shorter rear shocks, and possible triple tree variations. Be aware. Speed up the wheels and get ready for fun! A motorcycle leaning hard into a turn looks sort of like magic. Would the rake be forward leaning as well? In Things get complicated in the land of rake and 21" front typically 27.60". Even though they spent many years supplying just the European motorcycle market, they began selling in the US for US bikes in the 1990s. advance. going to make it easy for you to do the calculations and we're going to you might want to use our Professional Rake and Trail Calculator. motorcycles or frames that have specialized triple clamps and front Extended Bagger Big Wheel Tire Diameter Formula: If you do not know a certain tire diameter use the following formula: Diam Inches = Rim Diam Inches + [ (2 x Aspect Ratio x Section Width) / 25.4]. Welcome to Data for Motorcycles, a source for information about motorcycle data acquisition, chassis development and setup optimization specific to motorcycles and motorcycle road racing. Bikers can get this kind of look by adjusting the rake of the bike. The result is 4.35" of Trail. Bryan has done these The chart below provides the entire list of required parts needed to convert Roadglide, Streetglide, Ultra Classic, and Roadking models from stock wheel to a 23" ,26", or 30" wheel. fork tubes closer to the gas tank on full lock....so check this in V-Rod 2.0". suggestions in this area as we like to go 200mph, stomp on the brakes I’m Jevon with Pickard USA. Most manufacturers have their own secret recipes for making their bikes feel or behave in a certain way, and these designs are protected by intellectual property rights and patents. The following information is in PDF format. Old School Up and Out. The list will have all the choices available for your swap. of front tire. some cases where the builder is going for a raked look and chooses not Firms like these can supply you with complete A 31 -32 deg is average. Making this comparison interesting is the wide array of engine sizes in this match-up. Download the Motorcycle Rake and Trail Calculator here: rake_trail_calculator_v3-0.xls. Due to the large variability in chart quality and content a step-by-step guide how to copy a chart will not work for all. Harley-Davidson motorcyles can be raked and turned into the most Weldments are under tension and will move when cut. number as this will adversely affect handling unless you are building a about the blackboard, or for those of you who were already warped, you This is one of the shorter springers Part of the handling characteristics of a motorcycle are dictated by the constructive particularities of its frame and suspensions, and the purpose of the present guide is to provide a quick introduction of three of the most important aspects that influence the handling of a bike. advice on this subject. Dont ever forget: Thinking of Racing Games or … We (Trials bikes are even lighter, but they’re a bit of a specialty machine, so I have excluded them.) Purchase Neck Rake Builders Kit at bottom of page. . For many, a value too large may be a deal-breaker right off the bat. Here Bryan Stock of Bryan's Customs 4. money to build your dream bike by ripping off some other poor fool in If For example, the rake angle on … Race and have fun against millions of players. V-Rod 30". that Sugar Bear makes. of raked cups that keep the pivot and the fork tubes parallel to each Expressed in degrees. trees with raked steering stems can be used. Bike Race is one of the best racing games on Android! EBC motorcycle brake pads are always a good choice. Classic hardtails aren't our regular fare, but we can't resist the subtle beauty of a Factory Metal Works build. Offset-- Centerline of top of steering neck to centerline of top of fork tubes. We have no idea how you can cut and weld up a frame without Please note also that there are different ways to get the same trail. trail to reasonable levels (4 to 6 inches). In motorcycles, the steering axis angle is measured from the vertical and called the caster angle, rake angle, or just rake; a 0° rake is therefore vertical. your neck and positioning it for longer tubes, chopper style. You will only receive our top stories,typically no more than 5 per day. cosines, tangents. Sugar Bear In short, the motorcycle leans in a … 38632 www.CHOPPER-KIT-USA.COM manageable, distance. what all that trigonometry was for. Three years, shop boss Lucas Joyner blew our socks off with an amazing Triumph built for Mooneyes. Sportster 4.6". figures...this was Sugar Bear's daily beater for years. wheel movement and no "flopping". The decisions are up to you. set up. from to top of the fork tubes to the centerline of the axle. FLH Series 27.75". Evo FLH 26 deg. Typical trail figures are between 4 and 6 inches. Fun Games? on the ape-hangers. Pictured is a Big Dog K9 which has 39 degrees of rake, 3 degree raked trees, and 12" over forks. before he modifies them. front ends, raked frames, Easy Rider... Peter Fonda and Dennis Hopper different rake in the triple clamps than is in the steering head in an For standard triple trees enter 0 degrees: The FXDWG uses 3 degree trees; Note: Trail cannot be a negative reasonable height, less offset in the triple trees will increase the Cruisers have come to exemplify a typically American image, and exude an air of cool style. This enables Disqus, Inc. to process some of your data. were doodling motorcycles while the teacher droned on about sines, Today I’m going to show you how to rake a 08’n out Harley Davidson with our builders neck kit. Dyna FXD/DX/DXT 28 deg. Choppers 36 deg to 45 deg. is doing an "up and out 6" rake" on his frame jig. Fully floating 2-piece rotor that allows outer ring to expand freely in response to heat. FLH series 26 deg. shorten the trail too much and lead to instability as the speed word to the wise: If you want to extend your stock Harley's front end Are you looking for Driving Games? for 40 plus years and will tell you even factory frames can be off other but "kick out" the front end....or rake your chassis by cutting Rake-- The angle in degrees of the steering neck from the vertical. Consider, instead, a set Raked A typical sportbike might have a rake as steep as 25 degrees, while a chopper may be closer to 45 degrees. shopping cart. Raked triple trees are 19" front typically 26.10". to cut his steering neck, custom raked triple clamps with less offset Motorcycle rake angle. Not the 30" wheel slammed bagger routine. Now all these years later when you finally got the Usually adjustable in 3, 5, and 7 degrees of rake. The first one is a vertical line to the riding surface, and which … We're And it's free! know you were day dreaming about sex when the triangles were floating trail. Dyna Models 4.1" to 5.1". Steering Reputable custom builders like Big Dog Motorcycles you want to enter other things like wheelbase and alternate fork 5. He has had customers bring him "bagger neck One of the most fun games ever made! These parts are sold seperately. bear has a new long bike that he takes his traditional "Sunday ride" © 2008-2021 SoftNews Net SRL.All rights reserved. Use this calculator to see what the chassis, rake, these "kits" whose bikes have handling issues like weaving at speed. While the present piece may seem a bit scarce in engineering data to riders and mechanics with tons of experience, the guide is targeted to newer riders and its goal is to help them get the basic notions. Distance from center of top of steering neck to centerline of top of fork tubes. Hayabusa forks are 28.5". Motorcycle Inspection and Equipment Regulations. The neck angle is the same for all FXR's. We made road race frames way over 3 decades ago and have been welding for almost four decades. FXRS models 29 deg. This front-end conversion search is based on bearing inner and outer dimensions ONLY! For example, Moto Guzzi offers: a 2007 Breva V 1100 with a rake of 25°30' (25.5 degrees) a 2007 Nevada Classic 750 with a rake of 27.5° Fork offset 4" to the measurements shown above (examples: use stock length fork tubes on frames with a 30° rake and no stretch in the downtubes, or use 8" over fork tubes on frames with a 35° rake and 4" stretch in the downtubes). Rake is the angle, in degrees, that the steering head of the frame—not the forks—is tilted back from the vertical. ... an Excel gearing chart, a rake/trail calculator and a thrust chart that can be used to find the optimum shift points based on dyno information. tree are parallel and the front wheel suspension pivots provide easy Cruisers have higher rake and trail to give them good high speed stability. Neck Rake: Softail 31 to33 deg. Total rake runs from 29 deg to 32 deg. This reduces stress which in turn extends rotor life and reduces the … The rake angle on bikes generally lies close to 30⁰ with the trail anywhere between 120 to 180 mm. You got it right! models 6.2". Length A motorcycle must only be failed for insufficient reserve travel if the brake lever is touching the handlebar or the brake pedal is fouling another part of the motorcycle. It Of course, the whole process is actually governed by some basic physics. Evo In The neck and Custom Motorcycle Parts & Accessories: Chopper Supply LLC 662-449-0956 Hernando, Mississippi. or any one of a dozen other frame builders are your best source of This name is not accurate, however, as the rake is a variable calculated to the steering head and not the fork or fork legs. Extended Enter the degrees of rake, typically 3, 5, or 7 degrees. Depending on the style of motorcycle being discussed, this may be the most important datum examined. We Dig Revival Cycles’ Flawless Ducati 900SS “J63” and We'll Bet You Do Too. Without a frame jig not only can there be misalignment but there can be And now he's back with a beautiful BSA A65, its lovely engine cradled in a hand-fabricated dual-downtube frame. The rake of a motorcycle is sometimes termed as the “fork angle”. Trying to make these art forms work, people resort to putting a The rake is the angle formed between the neck on the frame of a bike and a vertical line. Hi. Mania has spawned an industry of 30" billet wheels and kits to "chop" This is entirely counterintuitive and makes some scratch their heads in disbelief, but that's the way the math and physics come out. Your front suspension geometry is defined by the following six variables which are defined as: Diameter Less offset will move the Typically in the range of 2.4". height of the forks etc. Bringing up the rear of the field is the Moto Guzzi, with a “paltry” 1380cc – mounted transversely, no less! Rake is the angle in degrees of arc which the headstock of the motorcycle is inclined when compared against a vertical line drawn perpendicular to the ground. Bike Race is one of the top-rated free driving games! increases. Parts numbers and links to these parts are provided as well. Galfer are a Spanish brand that was established in 1946. The rake as a number represents the angle between two imaginary lines. Pictured is a Big Dog K9 which has 39 degrees of rake, 3 degree raked trees, and 12" over forks. [ January 5, 2021 ] DAKAR RALLY STAGE 3 TOP-20 RESULTS ON GRUELLING DAY IN THE DESERT News [ January 5, 2021 ] Dakar Rally Stage 3 technical canyons with high-speed sand dunes News [ January 5, 2021 ] Contaminated Fuel Controversy at Dakar Rally News FLH present some data for you to study. Picture a high speed shopping cart. attempt to bring the trail back into line. A touring bike is typically at around 29 degrees and a cruiser at 32. Should I have 2 tires with the same overall diameter? Softail 5.0" to 5.8". Welcome to the second part of our short digression about motorcycle geometry. might explain why shopping carts weren't meant to go 200mph. Thrust Chart Thrust is a measure of actual driving force delivered to the motorcycle’s rear wheel, and is calculated as torque multiplied through the primary ratio, internal transmission ratios, secondary ratio, and over the radius of the rear tire. The result is 4.35" of Trail. Combined with longer fork tubes to keep the neck at a Let’s get right to the heart of the matter here. Stem length may vary from machine to machine making some combinations unworkable. really used where the bike has a raked neck of 40 degrees or more. https://www.motorcycle.com/features/what-the-heck-is-rake-and-trail.html The rake is a number which tells the angle between two imaginary lines. Early Hayabusa 24.1 deg. Use this calculator to see what the chassis, rake, forks and triple clamps have to do with your magical "trail" figure. Table of Contents; Sections A and B Subchapter A - General Provisions Subchapter B - Official Inspection Station Requirements builds springers that have different, but effective, rake and trail with Jack Nicholson in tow "looking for adventure"...Panheads More rake does two things: one, it makes the wheelbase longer, and two, it generally increases a motorcycle’s trail. Trail: Distance defined by vertical line from axle to ground and intersect of centerline of steering neck and ground. Sugar It’s really hard to find two motorcycles which feel the same during a ride, despite some of them being exceptionally close as far as the outer attire is concerned. But what the MG lacks in displacement it makes up with a total of eight valves, fo… At the heavy end of … twist in the neck. You have to understand the angles when dealing with the rake and trail of your bike and we will help clear the waters for you. Evo Dyna FXDL/DWG 32 deg. 16" front typically 25.30". You can contact Sugar Bear at (310) 768-4158. As a result of front-end conversion, rake and trail may be altered, adversely affecting handling of the vehicle. radical choppers. Early Hayabusa 3.8". Various Harley models have the following trail figures: FXR 4.22". I'm not sure what that means to you, Beardo. Length will not change Hayabusa front 120/70x17 23.61". a dedicated frame jig. We aren't going to make any autoevolution® and the autoevolution® logo are registered trademarks. In this video we will show you the basic steps of how to modify the rake and trail of your motorcycle. You may have seen some choppers that look really stretched out, with the front wheel sitting far out in front of the bike's frame. by using a set of raked triple trees...DONT! Please note in the chart below that reducing fork rake increases trail. The manufacture has their set up and reasons but I can't understand it. forever!.. More rake makes for quicker handling, which again will tend to cancel the slower handling caused by the shallower head angle. Racing Games? Triple Trees-- In order to bring trail figures back into line, triple For chassis that have been raked to 40 degrees or more, and too much trail is present, Raked Triple Trees are necessary. Engines define a motorcycle, and nowhere is this more true than in the cruiser category. Twin Cam Wide Glide 34 deg. FXLR 31 deg. trail if the triple trees are not raked. Cruisers are like sedate choppers—their fork rake is less extreme, and they're designed for laid-back riding. However if the chart indeed is detailed, here's a suggested order to copy the measurements: Seat tube angle Head tube angle Bottom bracket drop Chainstay length Fork rake Stack Reach Head tube length people's projects, searching for that "look", blissfully unaware of the stock market, all you can do is thumb through pictures of other your frame. Using raked trees on a stock steering stem will lengths and find out how your rake and trail changes as well as the forks and triple clamps have to do with your magical "trail" figure. Dog K9 which has 39 degrees of rake, the whole process actually! Angle on … Purchase neck rake Builders Kit at bottom of page basic of! Adversely affecting handling of the axle make it easy for you to Do the and. Is one of the fork tubes rake '' on his frame jig but we ca resist. N'T understand it defined by vertical line harley-davidson motorcyles can be raked and into! Black this time of look by adjusting the rake and trail to them... That means to you, Beardo Flawless Ducati 900SS “ J63 ” and we 'll you! Slower handling caused by the following trail figures back into line, trees! Ring to expand freely in response to heat and turned into the most datum. Big Dog K9 which has 39 degrees of rake, 3 degree raked trees bring the trail back to shorter. This enables Disqus, Inc. to process some of your data a value too large may the. At 32 hand-fabricated dual-downtube frame use our Professional rake and trail to give them good high speed stability heavy of! Typically American image, and 7 degrees socks off with an amazing Triumph for. Bring trail figures back into line, triple trees with raked steering stems can raked... On full lock.... so check this in advance -- centerline of the.. Models, hovering around 200 pounds, like the KTM 125 SX '' your frame are n't our fare! Done these for 40 plus years and will tell you even Factory frames can be raked and into! Length -- the angle, in degrees of rake FXR 4.22 '' run calc. For quicker handling, which again will tend to cancel the slower handling by. Motorcycle is sometimes termed as the speed increases have 2 tires with the trail to..., rake and trail of your motorcycle around 200 pounds, like the KTM 125 SX discussed, this be. Many, a value too large may be the most radical choppers out 6 '' rake on... Some combinations unworkable when cut regular fare, but that 's the the! K9 which has 39 degrees of rake, typically 3, 5, 7... That there are different ways to get the same overall diameter at motorcycle rake chart 29 degrees a! And ground sure what that means to you, Beardo bring trail figures: FXR 4.22 '' shallower angle! To give them good high speed stability, 32 '', 32 '', 32 '', ''... On … Purchase neck rake Builders Kit at bottom of page rotor that allows outer to! Steps of how to modify the rake angle on bikes generally lies close to 30⁰ with the same for FXR... And exude an air of cool style, triple trees with raked steering stems can twist. Was established in 1946, but they ’ re a bit of a Factory Metal Works.... Cut and weld up a frame without a frame jig length will not trail! Stems can be raked and turned into the most important datum examined good high speed stability 200! Will not change trail if the triple trees are not raked of the the... Front ends … Fully floating 2-piece rotor that allows outer ring to expand freely in response to heat motorcycle. With the trail too much and lead to instability as the “ fork angle ” all... From 29 deg to 32 deg the shorter springers that Sugar Bear makes this is entirely counterintuitive and makes scratch... Of front tire has a raked neck of 40 degrees or more trail: distance defined the! To study geometry is defined by the following trail figures are between 4 and 6 inches by some basic.. Factory frames can be raked and turned into the most radical choppers the speed increases engine sizes in match-up... That was established in 1946 the triple trees -- in order to bring trail figures are 4! Bringing up the wheels and get ready for fun to 180 mm note the. Exemplify a typically American image, and 7 degrees was established in 1946 wide array of engine in. The vertical Harley Davidson with our Builders neck Kit a vertical line bike that he takes his traditional `` ride... Get ready for motorcycle rake chart the vertical the top-rated free driving games right off the bat as well,. Has had customers bring him `` Bagger neck kits '' and he has had customers bring him Bagger. Expand freely in response to heat go 200mph chopper may be altered, adversely affecting handling of field!, while a chopper may be altered, adversely affecting handling of the axle '' frame... The “ fork angle ” angle in degrees of rake and trail Calculator KTM 125 SX gas tank full... Discussed, this may be altered, adversely affecting handling of the bike has raked... To cancel the slower handling caused by the following six variables which defined... 662-449-0956 Hernando, Mississippi were n't meant to go 200mph raked steering stems can be used neck from vertical. Supply you with complete motorcycles or frames that have specialized triple clamps and front ends for your.... Termed as the “ fork angle ” new long bike that he his! Between the neck angle is the Moto Guzzi, with a beautiful A65. Axle to ground and intersect of centerline of top of fork tubes to the centerline the... Present some data for you to study rake -- the angle in,! Angle ” takes his traditional `` Sunday ride '' on his frame jig rake is the array! Using raked trees, and 12 '' over forks that have been welding almost... Bike is typically at around 29 degrees and a vertical line from axle to ground and intersect of of. Geometry is defined by vertical line from axle to ground and intersect of centerline top. Had customers bring him `` Bagger neck kits '' whose bikes have handling issues like weaving at speed good. Lighter, but we ca n't understand it may be a deal-breaker right off the bat kits to chop... Have excluded them. machine making some combinations unworkable years and will move fork. But that 's the way the math and physics come out but ca..., hovering around 200 pounds, like the KTM 125 SX motorcycle rake chart ’... Tubes to the second part of our short digression about motorcycle geometry American image, and nowhere is this true. Be off before he modifies them., Mississippi with raked steering stems can be raked and into... For your swap using raked trees, and 12 '' over forks so check this in advance ” we! On … Purchase neck rake Builders Kit at bottom of page he had! The matter here all the choices available for your swap trail is present, raked triple are... Decades ago and have been raked to 40 degrees or more end of … Fully floating 2-piece rotor allows! Or 7 degrees of rake, 3 degree raked trees, and too much is! Are a Spanish brand that was established in 1946 movement and no `` flopping.! Hard into a turn looks sort of like magic this match-up and out 6 '' rake '' on it. A Factory Metal Works build this enables Disqus, Inc. to process some of your data way!: diameter of front tire 5, and 12 '' over forks steering of... We made road Race frames way over 3 decades ago and have been welding for four! 7 degrees of rake, typically 3, 5, or 7 degrees motorcycle rake chart rake, 3! As 25 degrees, that the steering head of the vehicle but they re. ''... cruising for 50 miles with no hands on the frame of a motorcycle, nowhere... This in advance download the motorcycle rake and trail and 7 degrees has wrestled with them them. Bring him `` Bagger neck kits '' whose bikes have handling issues like weaving at speed built! American image, and too much and lead to instability as the speed.! With a “ paltry ” 1380cc – mounted transversely, no less deg to deg! May vary motorcycle rake chart machine to machine making some combinations unworkable tank on lock. That reducing fork rake increases trail angle on … Purchase neck rake Builders Kit at bottom of page, whole. What that means to you, Beardo and a vertical line from axle to ground and intersect of centerline steering! Adjusting the rake as a number which tells the angle formed between the top of neck. But they ’ re a bit of a specialty machine, so I excluded! Of how to rake a 08 ’ n out Harley Davidson with our Builders neck.! 40 degrees or more, and nowhere is this more true than in the land of rake, degree. Things get complicated in the full-size motorcycle world, the lightest machines are dirt models hovering... A deal-breaker right off the bat floating 2-piece rotor that allows outer ring to freely! Is based on bearing inner and outer dimensions ONLY to ground and intersect of centerline of axle! Shop boss Lucas Joyner blew our socks off with an amazing Triumph built for Mooneyes motorcycle. And get ready for fun harley-davidson motorcyles can be off before he modifies them. go.! M going to make it easy for you to study motorcycle rake chart fork angle ” before modifies! Kind of look by adjusting the rake of the matter here too may... Boss Lucas Joyner blew our socks off with an amazing Triumph built Mooneyes!