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34mm Steering Damper Fork Tube Clamp - for RD350 RD400 R5 RD250 DS7 (or any bike with 34mm forks) in Black or Natural.
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520 Chain/Sprocket Conversion Kit for RD250/350/400. Each kit includes a steel 520 countershaft sprocket with correct offset, 520 aluminum rear sprocket and a high quality 520 roller chain made in Japan by DID and cut to the correct number of links for your model. We offer this kit for the RD250/350/400 in the most popular street performance configuration. The RD250/350 kit includes a 14T countershaft sprocket and a 39T rear sprocket and chain. The RD400 (76-78) kit includes a 16T counter shaft sprocket and a 39T rear sprocket and chain. The RD400F (1979) kit includes a 15T counter shaft sprocket and a 37T rear sprocket and chain. Note: All 520 rear sprockets come coated with Titan Tough coating which greatly increases the life of the sprocket. This coating is black, similar to black anodizing . This is the standard gearing for the RD250/350/400 with the front sprocket lowered by 1 tooth for acceleration. Note: RD400 sprockets will require shimming. RD400 Shim kit available separately here on the site. Sprockets made in the USA, Chain made in Japan. Choose model and click add to cart. Note: This kit does not work with a rear 120/80 tire (causes clearance and chain adjustment issues)
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520 Counter Shaft Sprocket. This sprocket is used to convert the standard 530 pitch chain to 520 and includes correct offset. High quality steel sprocket made in the USA. Available for the RD250/350 in sizes from 11-20 Teeth. Available for the RD400 in sizes from 11-18 teeth.
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This sprocket is used to convert the standard RD 530 (R5 525) pitch chain to 520. High quality light weight aluminum sprockets made in the USA. Available in sizes from 37-50 teeth. Other custom sizes avaiable, please inquire. We stock the most common sizes, for other sizes allow 2-4 Weeks for Delivery of this item - Note: All 520 rear sprockets come with a hard anodized Titan Tough coating (black) which greatly increases the life of the sprocket. RD350 sprocket pictured. Choose model, sprocket size and quantity, then click add to cart.
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BikeMaster 520 BMOR Series Gold O-Ring Chains offer some of the highest durability at fractions of the price of other brand chains that claim they are stronger. Specially controlled heat treatment means tougher material which keeps you riding longer. Gold color. Features
- Up-graded BikeMaster O-ring chain offers chain offers not only the industry's best value-price but also the highest durability
- Includes Clip style master link and Rivet Style master link
- Tensile Strength of 8,000 lbs
- 650cc max street/dirt use
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All Balls Front Fork Seal Set for Yamaha RD350 (all years) / RD400 (76-78)
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All Balls Front Fork Seal Set for Yamaha RZ350 (all years) / RD400R (1979). Sample kit pictured, acutal kit may vary by model.
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All Balls Steering Stem Bearings - fitment for the following Yamaha models RD250/350/400/R5/RZ350/LC/TZ250/350. Note these are tapered roller bearings and are approximately 2mm taller than stock ball bearings but will work and fit the models noted. Tapered rolling bearings are stronger than the stock traditional ball bearings and provide more stable controlled steering.
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Annodized Cable Adjuster Bolt - for brake/clutch - 8mm universal fits most bikes (RD's,RZ's,R5,DS6-7). Sold each. Available in Blue,Black,Gold,Red,Silver,Gun Metal Grey.
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Armor Rim Strip Tape - by Motion Pro. Rim strip tape can be used in place of rubber rim strips and will not slip. Each package contains enough tape to do one wheel. Choose size and click add to cart.
- Ultra tough and durable material protects tubes
- Won't shift or move like rubber rim strips
- Self -adhesive backed for easy no mess installation
- Pre cut hole for valve tube
- Protects inner tube like no other rim strip
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Banjo Bolt Dust Cover For Front Master Cylinder - Fits RD's & most bikes
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Banjo Bolt Single Line - Multiple Sizes. 10x1.25 and 10x1.0. Note: RD F/R Master cylinder and Rear Caliper use 10x1.25, RD Front Caliper uses 10x1.0, except Daytona which uses 10x1.25 F/R.
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Sale!Bar End Cafe Style 3" Round Mirror Set (pair). Fits Yamaha RD/RZ and any bike with 7/8" handlebars. Vibration free rubber mounting with double ratchet stop adjustabiltiy. One of our most popular products includes one pair of mirrors Right/Left.
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Sale!Bar End Cafe Style 3" Round Mirror Set (pair). Fits Yamaha RD and any bike with 7/8" handlebars (Open end with no screw inserts). Vibration free rubber mounting with double ratchet stop adjustabiltiy. This version allows additional adjusment of the mirror angle. One of our most popular products includes one pair of mirrors Right/Left.
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Bar End Cafe Style Oval Mirror - Black R/L. Fits Yamaha RD/RZ and any bike with 7/8 or 1" handlebars. Medium flat convex mirror reflects larger image. Heavey duty internal expanding bar end mounting system fits 7/8 or 1" bars. Adjustable for right or left application. Ratchet and ball assembly ensures minimum vibration and easy installation. Sold Each.
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Bar End Cafe Style Rectangular Mirror - Black R/L. Fits Yamaha RD/RZ and any bike with 7/8" handlebars. Vibration free rubber mounting with double ratchet stop adjustabiltiy. Fits left or right side.
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Bar End Weights - Anti Vibration - Multiple Colors. For 7/8" bars. Note: To use these on an RD, you will need to remove the end of the throttle tube and use open ended grips. Made of anodized aluminum. Available in Blue, Silver, Black, Red (not pictured), Purple. Sold in pairs. Choose color and click add to cart.
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Battery Box Damper For RD400 (all years). Sold each. No longer available from Yamaha, replaces OEM part no. 1A0-21746-01-00. High quality reproduction rubber part.
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Battery Box Damper Set - For RD250/350/400/R5/DS7. Sold as a set of 4 dampers. High quality reproduction rubber part.
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Battery Lead / Terminal Cover. Used to cover the battery terminal leads.
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Beston Style Vintage Grips for 7/8" bars. Vibration absorbing for comfortable grip. Now available in 2 sizes, short 4.75" (120mm) or long 5.25" (135mm).
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Brake Bleeder Valve Caps - Vintage Style - set of 2 caps
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Brake Hose Set for Yamaha RD250 and RD350, high quality reproduction, no longer avaiable from Yamaha. Replaces OEM 360-25872-05-00 & 351-25873-05-00
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Brake Lever - RD250(75-77Disc)/RD350(all)/RD400(76-78) - replacement brake lever
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Brake Lever - RD250(75-77Disc)/RD350(all)/RD400(76-78) - replacement brake lever. GP style has stepped lever, also referred to as dog leg style. Makes for quick shifting and great for smaller hands.
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Brake Light Banjo Bolt Pressure Switch. Single line. Available in 2 sizes. Note: 10x1.25 for RD Front/Rear Master Cylinder & Rear Caliper Note: 10x1.0 for RD Front Caliper (except Daytona - see below) Note: 10x1.25 for RD400F Daytona caliper Front and Rear Note: 10x1.0 for Magura Front Master Cylinder Note: 10x1.0 for RD reproduction Calipers Front and Rear
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Brake Light Banjo Bolt Pressure Switch Cover Boot. For use with pressure switch banjo, not standard banjo. 90 degree black rubber boot. Sold each. Switch sold separately.
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Brake Line Kit - RD250(76-78)/RD350/RD400(76-78) Front Braided Stainless Steel Kit includes braided stainless steel line with cover, banjo bolt, washers and adapter. Line runs from master cylinder to hard line with stock bars or can run direct to caliper with lower bars. By Galfer. Available with clear or black covers. Note for RD350, if running this line to the caliper by passing the manifold and hard line, you'll need a banjo bolt pressure switch to activate the brake light, available here Banjo Bolt Pressure Switch
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Brake Line Kit - RD400 (C/D/E models 76-78) Rear Braided Stainless Steel. Kit includes braided stainless steel line, banjo bolt, and washers. By Galfer. Available with clear or black covers
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Brake Pad Shims, sold in pairs - RD250/350/400(C/D/E. Reproduction part no longer available from Yamaha. Replaces Yamaha part numbers:
- 306-25827-02-00, 306-25827-03-00, 306-25827-04-00
- 306-25828-02-00, 306-25828-03-00, 306-25828-04-00
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EBC Kevlar Brakes for Yamaha RD250/350/400. Made with Dupont Kevlar. Strong, predictable brake response and fingertip control. Gives you excellent stopping power without noise and rotor galling, even on polished rotors.Also fits TX500,TX650,TX750,XS650. FA11
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New Stock Rotors/Discs: Newly manufactured brake rotor/disc for the Yamaha RD250, RD350, RD400, 265mm. Replaces 351-25831-01-00. Same cast iron as stock, same dimensions and specifications as stock rotor. Used Rotors/Discs - Drilled and Resurfaced: ECON PERFORMANCE RD rotors (sold each) for the Yamaha RD250, RD350, RD400. We first check the run out/thickness on these rotors to ensure they are not warped and within factory tolerance. The rotors are then completely resurfaced, cleaned, and drilled with a 45x8mm diagonal hole pattern. Sold as pictured - does not include carrier, bolts or tab washers. Note: These are used rotors and may have slight imperfections - but as always with EC - your satisfaction guaranteed. Note: EC offers a $40 credit for your rotor. We will issue the credit as a refund to your order when the rotor is received. Please email customerservice@economycycle.com after you place the order to let us know you intend to send in your rotor for credit. Note those streaks are simply reflections of light, the rotor has a consistent surface finish.
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Sale!Bronze Swingarm Bushings for Yamaha RD250/350/400/R5/DS6/7. Sold in pairs. High quality bronze bushings by Parts Plus. These replace the nylon stock bushings and provide less flex and better handling.
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Cable Adjuster Bolt - for brake/clutch - universal fits most bikes (RD's,RZ's,R5,DS6-7). Gold, sold each.
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Cable Adjuster Bolt - for brake/clutch - universal fits most bikes (RD's,RZ's,R5,DS6-7). Silver, sold each.
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CABLE LIFE AND CABLE CARE KIT - Lube and Lube Tool. Cable Life Minus 70° is a general purpose and cable lubricant. Kit includes lubricant and special fitting tool for lubricating cables.Also for carbs, ignition locks and steering mechanisms. Lubricates and rustproofs with a non-drying film. Cable luber tool lets you inject lube directly into cables while they’re still in place
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CABLE LUBER TOOL by ProtectAll. Cable Luber allows motorcyclists and snowmobilers to powerinject Cable Life or any similar product into their cables in only five seconds. Cables need not be removed. sold each.
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Caged Ball Bearing Steering Stem Bearing Kit for RD250/350/400/R5/RZ350/LC/TZ250/350. Simple replacement kit same dimensions as stock parts and no chasing ball bearings around the garage! Includes the following:
- Upper / Lower Races
- Upper / Lower Caged Ball Bearings
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Carb Top Boots - Yamaha 1979 RD400F Daytona. Theses are the accordion type rubber boots that go on top of the Daytona carbs. Sold in pairs, reproduction part. Originals no longer available from Yamaha. 2V0-14169-00-00
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Carburetor Boots - Carb to Airbox joint for Yamaha R5 and DS7. Exact replacement reproduction part no longer available from Yamaha. High quality rubber, fits R5 and DS7 (all years). Includes 2 replacement clamps and 2 replacement springs.
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Carburetor Boots - Carb to Airbox joint for RD400, RD250. Exact replacement reproduction part no longer available from Yamaha. High quality rubber, fits 1976-1978 RD250 and RD400. Replaces stock part no. 1A0-14453-01-00. Includes 4 replacement clamps. Note the 250 listed is the later Euro RD250 (looks like USA 400).
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Ceramic High Performance Brake Pads Yamaha - RD350 RD400 RD250. These ceramic brake pads are suitable for street or race use. Also fits TX500,TX650,TX750,XS650. Our Advanced Ceramic Brake Pads are engineered to provide exceptional performance and reliability for your motorcycle. Made from a high-quality ceramic compound, these brake pads offer superior stopping power, reduced heat buildup, and smoother engagement.
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Chain Adjusters. Pair (R/L) Includes L/R chian adjusters with bolt and nut. These are reproductions of the originals, great for restorations, true to the original finish. Replaces Yamaha part number 168-25389-00-00 which superseeds to 12R-25389-00-00. See fitment below / details
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Chain Adjusters. Pair (R/L) Includes L/R chian adjusters with bolt and nut. These are reproductions of the originals, great for restorations, true to the original finish. Replaces Yamaha part number 168-25389-00-00 which superseeds to 12R-25389-00-00 and 168-25388-00-00 which superseeds to 1A1-25389-00-00. See fitment below / details Fitment: YR1, YR2, YR3. 1967-1969 R5 / DS7 1970-1972 RD250 / RD350 1973-1975 RD400 1976-1978 1978 US version only
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Chain length modification service by Economy Cycle. We will professionally modify any chain to your specified length/number of links. Simply choose the number of links you require. We do not simply cut the chain, the plates/pins (links) are removed and the chain will come ready to install. Choose number of lengths and click add to cart.
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Checkerboard Stripe Decal - 2" Wide x 36" Long. This checkerboard stripe is suitable for the top of a fuel tank, fender or helmet. The possiiblities are endless. Dimensions: 36" long X 2" wide. Clear laminate coated for added durabliltiy.
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Classic Vintage Style Tires. If you want a tire that replicates the original vintage look of OEM tires back in the 70's, this is about as close as it gets. Classic ribbed tread pattern on front, universal tread pattern on rear. Use of modern compounds and construction creates higher quality tire then OEM tires of the past at a very reasonable cost. S rated front tire for speeds up to 112MPH. Tire by Duro. Avaliable in the following sizes (note: any of these sizes will fit the RD250/350/400 (all years). Front: 3.0 x 18 (Ribbed pattern similar to original RD350) Universal Front/Rear: 3.5 x 18 (Universal Pattern - similar to original RD400) Rear: 4.0 x 18 (Universal pattern similar to original RD350)
