Yamaha RD250/350/400/R5/DS6/DS7 Parts

  • UNI UP-2229 High Performance Air Filter for RD125/RD200. Sold in pairs
  • Yamaha Master Cylinder Reservoir Diaphragm 360-25854-00-00 (all years) - RD400 Rear Master Cylider, RD350 Front Master Cylinder - Genuine Yamaha
  • Yamaha Reservoir Diaphragm Bushing - 2GU-25855-00-00-00 - RD400 Rear master cylinder, RD350 Front master cylinder - Genuine Yamaha part.
  • Yamaha RD350 Carb Repair Kit by Sudco/Keyster 1973-1975, includes needle valve, gaskest, jets to rebuild carburetor.  
  • Yamaha RD400 Carb Repair Kit by Sudco/Keyster (1976-1978) includes needle valve, gaskest, jets to rebuild carburetor.
  • Yamaha R5 Carburetor Rebuild Kit by Keyster All years
  • Yamaha RD400 Right Control Switch. High quality reproduction part. Replaces original Yamaha part no. 1A0-83975-00-98 No modifications required, same wire colors / connections as original.
    • Applications
      • RD400 C/D 1976-1977
      • RD400 E 1978 Can be used with modification to the wiring connections
      • RD400 F Daytona 1979 Can be used with modification to the wiring connections, Light switch is not used
  • Yamaha RD250 Carburetor Rebuild Kit
  • Yamaha RD400 Left Control Switch. High quality reproduction part. Replaces original Yamaha part no. 1A0-83973-02-98 No modifications required, same wire colors / connections as original.
    • Applications
      • RD400 C/D 1976-1977
      • RD400 E 1978
      • RD400 F Daytona
      • XS360 1976-1977
      • XS500 1977-1978
  • Yamaha RD350/RD250 Right Control Switch. High quality reproduction part. Replaces original Yamaha part no. 360-83975-03-00 No modifications required, same wire colors / connections as original. Applications:
    • Yamaha RD250 1973-1975
    • Yamaha RD350 1973-1975
  • Sale!

    Yamaha RD400F Daytona Intake Boots 2V0-14453-00-00 (pair)

    Original price was: $39.50.Current price is: $34.50.
    Yamaha RD400F Daytona Intake Boots 2V0-14453-00-00 (pair)
    • Yamaha RD400F Daytona Intake Boots - Pair (Carb to Airbox Boots)
    • Brand New Reproduction part - Originals no longer available from Yamaha
    • Newly Manufactured, soft, flexible and true to the originals, restoration quality part
    • Original Yamaha Part no. 2V0-14453-00-00
    • Fits 1979 Yamaha RD400F Daytona Only
         
  • Yamaha RD350/RD250 Left Control Switch. High quality reproduction part. Replaces original Yamaha part no. 360-83973-02-00 No modifications required, same wire colors / connections as original. Applications:
    • Yamaha RD250 1973-1975
    • Yamaha RD350 1973-1975
    • RD125 1975-1976
    • RS100 1975-1976
  • Out of stock
    jl-exhausts-logo2jimlomaspic ***Note: We cannot ship Lomas exhausts to Europe. To purchase Lomas pipes for Europe, please visit JL-exhausts.com*** JL (Jim Lomas) Expansion Chambers - Yamaha R5/RD350/76-77 RD400. Simply put, JL chambers are the best pipes available for your air cooled RD or R5. Available in mild steel or stainless steel with stainless or carbon fiber silencers. Excellent performance across the rev range and high quality craftsmanship, you won't be disappointed!  
  • 1/4" Tygon Fuel Line by Motion Pro in 3' Lengths (Black). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths. We recommend this size for the R5/RD250/350/400/RZ350
  • 1/4" Tygon Fuel Line by Motion Pro in 3' Lengths (Clear). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths. We recommend this size for the R5/RD250/350/400/RZ350
  • 128MB USB Drive - Parts Diagrams, Service Manuals and Wiring Diagrams. Choose model and click add to cart Included on this flash/USB drive by model are the following .PDF files: RD350:
    • RD350 Parts Diagrams by Yamaha
    • RD350 Service Manual by Yamaha - older Yamaha manual - out of print
    • RD350 Wiring Diagram - Aftermarket diagram
    RD400:
    • 1976-1977 RD400 Parts Diagrams - by Yamaha
    • 1978 RD400 Parts Diagrams - by Yamaha
    • 1979 RD400 Daytona Parts Diagrams - by Yamaha
    • RD400 Service Manual - Aftermarket Euro Haynes Manual - out of print
    • RD400_(US)_wiring_diagram - Aftermarket
    These files are commonly available on the internet and Economy Cycle has not vetted or checked for accuracy, provided for informational purposes only, use at your own risk.
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  • 12V Horn by Chris Products - generic horn sutiable for motorcycles with 12V system. Simple installation. This horn is smaller than the original RD horn, about half the size.
  • 12V Horn by K&S - available in Chrome or Black - Very similar to original RD horn size, shape and mount. 110-120 db
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  • 12V/4.5AH Compact Battery. Drycell precharged battery, spade type connectors. 3.5w x 4h x 2.75w". This is a compact battery that can be used if you want to eliminate the stock battery box, save weight and/or relocate battery. Note: This battery may not perform as well as the stock size battery for lighting purposes, but will fire the ignition. *additional shipping costs apply to this item, calculated at checkout.
  • 1973 Yamaha RD250 & RD350 Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1974 Yamaha RD350 Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.      
  • 1975 Yamaha RD350 Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.          
  • 1976 Yamaha RD400 Green Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1976 Yamaha RD400 Red Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1977 Yamaha RD400 Blue Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1977 Yamaha RD400 Red Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1978 Yamaha RD400 Complete Decal Set. High quality decals suitable for restorations, includes 2 tank decals and 2 side cover decals. Decal set includes application instructions.  
  • 1979 Yamaha RD400 Daytona Complete Decal Set. High quality decals suitable for restorations, 7 Piece decal set. Decal set includes application instructions.  
  • The Maxima Quick 2 Mix bottle has been calibrated to give you the ability to accurately mix in ratios of 24:1 to 100:1. Simply choose the ratio of oil you wish to use and the amount of gas you are going to mix. Fill oil to the mark corresponding to the amount of gas you will use. For example: To mix 4 gallons of gas at 32:1, fill oil to the 4.0 gallon mark under 32:1 ratio. To mix 6 gallons of gas at 50:1, fill oil to 6.0 gallon mark under 50:1 ratio. etc. The Maxima Quick 2 Mix also features ounce and CC calibrations located on the right side. Use these for you own custom ratios, filling transmission oil, fork oil, etc. Accurate measurement, mixes ounces/cc's/gallons/liters. Convenient Cap keeps inside clean. Durable Polypropylene. Easy to measure. 20oz/592ml plastic bottle.
  • 3/16" Tygon Fuel Line by Motion Pro in 3' Lengths (Black). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths.
  • 3/16" Tygon Fuel Line by Motion Pro in 3' Lengths (Clear). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths.
  • Clip-on handlebar set (sold in pairs). Clip-ons for any motorcycle with 34mm fork tubes. Bars are 7/8" diameter. Bar length is 12 inches. Perfect for RD250/350/400/R5/DS7. Available in gloss black or chrome finish. Choose finish and click add to cart.
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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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  • Sale!

    35V Electrolytic Capacitor

    Original price was: $7.99.Current price is: $4.99.
    35V Electrolytic Capacitor. This capacitor can be used to create a battery eliminator which will work on most bikes with CDI ignitions. Instructions for making this capacitor into a battery eliminator can be easily found on the internet, please do not contact us for instructions, this is intended for the do it your selfer with the electrical knowledge and tools necessary to create and wire the eliminator. We also sell a pre-made capacitor battery eliminator here on the site by Zeeltronic. This does not work with bikes with points/condensor/magneto type ignitions. For instance, this eliminator will work with the RZ350 but will not work with the stock RD350/400 ignition. Also Not recommended for use with the Powerdynamo ignition system.
  • 360 Degree LED Tail light Bulb - Clear, Sold Each. Dual Function Brake/Tail light. 360 degree design allows for illumination of the license plate. 12V bulb produces a bright LED glow. Replaces standard 1157-style bulb. LEDs draw extremely little electricity, are vibration resistant and last up to 10,000 hours of use. Sold each
  • 5/16" Tygon Fuel Line by Motion Pro in 3' Lengths (Black). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths.
  • 5/16" Tygon Fuel Line by Motion Pro in 3' Lengths (Clear). Stronger and more durable than vinyl fuel line. Use with any type of gasoline, resists swelling and hardening, resistant to direct sunlight, hardening and/or cracking. Flexible in temperatures from -35°F to +165°F. Fuel line stretches easily over fittings or petcocks. Sold in 3’ lengths.
  • 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)
  • 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
    Note: The RD250/350 & RZ350 chains will need to be cut to the correct length for each model as noted below. We offer chain cutting service at this link: Chain Cutting Option  RD250/350 (all years) - 92 links RZ350 - (all years) - 106 links
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  • Airbox Lid, Yamaha RD250, RD350, R5 DS7 278-14412-01-00 - Minor scratches 20% off. You can see the scratches in lower left center area. Surfaces scratches, no gouging. Sold as is, no returns.
  • All Balls Front Fork Seal Set for Yamaha RD350 (all years) / RD400 (76-78)
  • All Balls Front Fork Seal Set for Yamaha RZ350 (all years) / RD400R (1979). Sample kit pictured, acutal kit may vary by model.
  • 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.
  • Marker Lights by K&S. Nice quality aluminum bodied lights give any vintage bike and updated look. Available with amber and brushed aluminum body. Dimensions approx 3.3"x1.4". Look great on an RD/RZ/R5. These have a bright 12V incandescent light. Sold in pairs. Available in single filament or dual filament. Choose filament and click add to cart.    
  • Marker Lights by K&S. Nice quality aluminum bodied lights give any vintage bike and updated look. Available with amber or smoke lens with satin black aluminum body. Dimensions approx 3.3"x1.4". Look great on an RD/RZ/R5. These have a bright 12V incandescent light. Sold in pairs. Available in single filament or dual filament. Note: Smoke/Dual Filament not available. Choose filament and click add to cart.
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  • Marker Lights by K&S. Nice quality aluminum bodied lights give any vintage bike and updated look. Available with amber, smoke or clear lens with chrome finish aluminum body. Dimensions approx 3.3"x1.4". Look great on an RD/RZ/R5. These have a bright 12V incandescent light. Sold in pairs. Available in single filament or dual filament. Note: Smoke with dual filament not available. Clear with single filament not available. Choose Finish / Filament and click add to cart.
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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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