Yamaha Parts

Pattern parts and accessories for the Yamaha RD 50 MX 81-87

Pattern Yamaha Parts

To Order Yamaha RD 50 MX 81-87 parts: simply enter the number required in the input box marked 'Quantity:' adjacent to the parts required and press the 'Add parts to order' button at the bottom of the page.

All prices are in Pounds Sterling (GBP)and include VAT at 20% where applicable. VAT will be deducted at the checkout for goods supplied to outside the European Union.

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ACCESSORIES Section

DVD Guide - How To Pass UK M.O.T || Nuts, Bolts and Fasteners || Clothing Apparel || Tools || Tank Pads
Part Description Price Quantity Info Picture
£ 8.42
Information Part Information
10mm Right Hand Thread
Yamaha RD 50 MX 81-87 Mirror Left Hand
£ 8.42
Information Part Information
Yamaha left hand 10mm Thread 105mm mirror diameter, 40mm thick.
Yamaha RD 50 MX 81-87 Mirror Right Hand
£ 15.55
Information Part Information
110mm mirror diameter, 30mm thick. Right Mirror has Yamaha reverse thread. 10mm thread - Pair
Yamaha RD 50 MX 81-87 Mirrors Pattern Pair
£ 20.38
Information Part Information
Made in the Far East. Budget quality synthetic leather.
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Seat Cover - Economy from Far East
£ 29.87
Information Part Information
UK tailored quality pattern of original, made to order. Please allow 10 working days when not in stock. Synthetic leather with manufacturers logo where appropriate. For other colours, please enquire.
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Seat Cover - UK Made to Order

BEARINGS Section

Wheel Bearing Information || Tapered Headrace Bearings || DVD Guide - How To Replace Headrace Bearings
£ 4.08
Information Part Information
12x37x12
Yamaha RD 50 MX 81-87 Front Wheel Bearing Left
£ 4.08
Information Part Information
12x37x12
Yamaha RD 50 MX 81-87 Front Wheel Bearing Right
£ 4.08
Information Part Information
12x37x12
Yamaha RD 50 MX 81-87 Rear Wheel Bearing Left
£ 4.08
Information Part Information
12x37x12
Yamaha RD 50 MX 81-87 Rear Wheel Bearing Right
£ 31.50
 
Yamaha RD 50 MX 81-87 Tapered Headrace Bearing Set (By All Balls USA)
£ 37.50
Information Part Information
Upper 43x25x11mm Lower 48x30x12mm
Yamaha RD 50 MX 81-87 Tapered Headrace Bearing Set (Japan)
£ 17.87
Information Part Information
Made In Japan
Yamaha RD 50 MX 81-87 Tapered Headrace Lower Bearing
£ 17.87
 
Yamaha RD 50 MX 81-87 Tapered Headrace Top Bearing

BRAKE FLUIDS Section

Brake Fluid Guide
£ 2.95
 
Yamaha RD 50 MX 81-87 Dot 4 Hydraulic Fluid 250 ml - Rock Oil
£ 4.96
 
Yamaha RD 50 MX 81-87 Dot 4 Hydraulic Fluid 500 ml - Ferodo
£ 4.96
 
Yamaha RD 50 MX 81-87 Dot 4 Hydraulic Fluid 500 ml - Rock Oil

BRAKE HOSES AND FITTINGS Section

Goodridge Buildaline Guide and Information || Types of Brake Line Setups
£ 3.00
Information Part Information
1.25mm Thread
Yamaha RD 50 MX 81-87 Banjo Bolt for Front Caliper - Stainless
£ 3.00
Information Part Information
1.25mm Thread
Yamaha RD 50 MX 81-87 Banjo Bolt for Front Mastercylinder Single Hose - Stainless
£ 0.18
Information Part Information
2 Needed per Banjo bolt
Yamaha RD 50 MX 81-87 Copper Washer for Banjo Bolt

BRAKE MASTER CYLINDER Section

 
£ 16.80
Information Part Information
Cap and Diaphragm
Yamaha RD 50 MX 81-87 Front Brake Master Cylinder Cap Kit

BRAKE PADS (per Caliper) AND SHOES Section

Brake Pads GG or HH
£ 17.02
 
Yamaha RD 50 MX 81-87 Pads Front EBC Standard (GG Type)
£ 17.87
 
Yamaha RD 50 MX 81-87 Pads Front Goldfren (HH Type)
£ 12.60
 
Yamaha RD 50 MX 81-87 Pads Front Pattern Standard (GG Type)
£ 9.48
 
Yamaha RD 50 MX 81-87 Shoes Rear EBC Standard
£ 6.96
Information Part Information
110mm x 25mm
Yamaha RD 50 MX 81-87 Shoes Rear Pattern

BRAKE PISTONS (PER PISTON) Section

 
£ 28.10
Information Part Information
38mm OD by 36.2mm Long
Yamaha RD 50 MX 81-87 Stainless Steel Piston and Seals Front Caliper

BRAKE SEALS Section

 
£ 28.90
 
Yamaha RD 50 MX 81-87 Rebuild Kit Brake Mastercylinder - Front

CABLES Section

Tools - Cable Oiler
£ 10.26
 
£ 10.26
Information Part Information
106cm outer cable. 110cm inner cable.
Yamaha RD 50 MX 81-87 Speedo Cable
£ 9.95
Information Part Information
Length: 84cm
Yamaha RD 50 MX 81-87 Tacho Cable
£ 13.38
Information Part Information
comes complete with splitter and oil cable
Yamaha RD 50 MX 81-87 Throttle Cable A (Pull)

CLUTCH Section

 
£ 12.59
 
Yamaha RD 50 MX 81-87 Clutch Friction Plate Set - EBC
£ 10.21
Information Part Information
Wemoto recommended for quality and value
Yamaha RD 50 MX 81-87 Clutch Friction Plate Set - Gecko
£ 10.25
 
Yamaha RD 50 MX 81-87 Clutch Spring Set - EBC Heavy Duty
£ 4.64
Information Part Information
1.20mm Plate For Yamaha
for 1.6 mm part no 190242
for 2.0 mm part no 190245
Yamaha RD 50 MX 81-87 Clutch Steel Plate (Single)

ELECTRICAL Section

Regulator/Rectifier || Battery Installation Guide || Spark Plugs || Battery Care Guide || Battery Chargers || Fuses || Horns
£ 53.50
Information Part Information
Automatic With Microprocessor 8 Charging cycles. 12v and 6v. Comes with adapter lead for the use on Motorcycles equipped with a auxiliary Power socket or CAN-BUS.
Yamaha RD 50 MX 81-87 Battery Charger BC Auto (Can-Bus compatiable)
£ 10.12
 
Yamaha RD 50 MX 81-87 Battery Pattern
£ 6.95
 
Yamaha RD 50 MX 81-87 Brake Light Switch - Front
£ 7.08
Information Part Information
6v
Yamaha RD 50 MX 81-87 Flasher Relay
£ 19.66
 
Yamaha RD 50 MX 81-87 Ignition Coil
£ 28.08
Information Part Information
270mm HT Lead 55mm mounting hole centres distance
Yamaha RD 50 MX 81-87 Ignition Coil - Made in Japan
£ 5.26
 
Yamaha RD 50 MX 81-87 Ignition Condenser
£ 7.20
 
Yamaha RD 50 MX 81-87 Ignition Points
£ 14.47
Information Part Information
4 Wire
Yamaha RD 50 MX 81-87 Ignition Switch
£ 5.87
 
Yamaha RD 50 MX 81-87 Rectifier
£ 2.04
 
Yamaha RD 50 MX 81-87 Spark Plug Bosch
£ 4.79
Information Part Information
Metal bodied version available.
Yamaha RD 50 MX 81-87 Spark Plug Cap NGK 90 degree Black
£ 2.20
 
Yamaha RD 50 MX 81-87 Spark Plug NGK
£ 9.80
Information Part Information
Price is Per Plug
Yamaha RD 50 MX 81-87 Spark Plug NGK Iridium

ENGINE Section

 
£ 60.00
Information Part Information
Kit is 43mm Bore for 60cc and includes Gaskets ( As standard 50cc ). No Need to Rejet. Please note Increased Performance can put additional strain on aged components. licensing and Registration and Insurance should be considered, criteria vary between countries.
Yamaha RD 50 MX 81-87 Barrel and Piston - Big Bore Kit
£ 37.69
 
Yamaha RD 50 MX 81-87 Con Rod Kit
£ 2.86
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Crankshaft Thrust Washer
£ 5.10
Information Part Information
20x47x14mm
Yamaha RD 50 MX 81-87 Main Bearing Left Hand Side
£ 5.10
Information Part Information
20x47x14mm
Yamaha RD 50 MX 81-87 Main Bearing Right Hand Side
£ 19.96
Information Part Information
40mm Piston Kit (piston, rings, circlip, pin) with Ports.
Yamaha RD 50 MX 81-87 Piston Kit 0.00 Standard
£ 22.70
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Piston Kit 0.50 Oversize
£ 22.70
Information Part Information
Piston Kit - Piston/Rings/Gudgeon Pin/Circlips Diameter 41.00mm (+ 1.00) STD to +2 Avaliable
Yamaha RD 50 MX 81-87 Piston Kit 1.00 Oversize
£ 22.70
Information Part Information
Piston Kit - Piston/Rings/Gudgeon Pin/Circlips Diameter 42.00mm (+ 2.00) STD to +2 Avaliable
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Piston Kit 2.00 Oversize
£ 17.71
Information Part Information
43.00mm
Yamaha RD 50 MX 81-87 Piston Kit Big Bore 0.00 Standard
£ 8.06
 
Yamaha RD 50 MX 81-87 Piston Rings 0.00 (STD) Per Piston
£ 9.30
Information Part Information
43.00mm
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Piston Rings Big Bore 0.00 Standard
£ 6.00
Information Part Information
12mm ID 15mm OD 16.5mm Length
Yamaha RD 50 MX 81-87 Small End Bearings
£ 0.25
 
Yamaha RD 50 MX 81-87 Sump Plug - Drain Ally Washer
£ 5.36
Information Part Information
M12 x 1.5 Plus Ally Washer
Yamaha RD 50 MX 81-87 Sump Plug Magnetic

ENGINE GASKETS Section

Gasket Sealants and Sheet
£ 3.00
 
Yamaha RD 50 MX 81-87 Clutch Cover Gasket
£ 1.10
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Cylinder Head Gasket
£ 1.27
 
Yamaha RD 50 MX 81-87 Exhaust Gasket Front - Aluminium Fibre
£ 1.27
 
Yamaha RD 50 MX 81-87 Exhaust Gasket Front - Copper
£ 10.16
 
Yamaha RD 50 MX 81-87 Gasket Set - Full - NE
£ 10.16
 
£ 5.88
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Gasket Set - Top End

ENGINE LUBRICANTS Section

Oils - The Full Range and Guide
£ 12.00
Information Part Information
Fully Synthetic High Performance 2 Stroke Oil
Yamaha RD 50 MX 81-87 2 Stroke Oil - Fully Synthetic - Rock Oil
£ 7.80
Information Part Information
Fully Synthetic 2 Stroke Oil
Yamaha RD 50 MX 81-87 2 Stroke Oil - Fully Synthetic - Vision - ONE Litre
£ 6.50
 
Yamaha RD 50 MX 81-87 2 Stroke Oil - Mineral - Rock Oil - Per Litre
£ 5.62
Information Part Information
JASO FC ISO-GD Grade. low smoke and reduces exhaust clogging. Suitable for modern engines.
Yamaha RD 50 MX 81-87 2 Stroke Oil - Semi Synthetic - Vision - Per Litre
£ 8.10
Information Part Information
75W/85
Yamaha RD 50 MX 81-87 Gearbox Rock Oil - Per Litre

ENGINE OIL SEALS Section

 
£ 3.00
 
Yamaha RD 50 MX 81-87 Clutch Arm Rod Oil Seal
£ 3.60
 
Yamaha RD 50 MX 81-87 Crank Left Hand Oil Seal
£ 9.34
 
Yamaha RD 50 MX 81-87 Crank Right Hand Oil Seal
£ 4.96
 
Yamaha RD 50 MX 81-87 Drive / Output Shaft Oil Seal
£ 3.30
 
Yamaha RD 50 MX 81-87 Gear Change Shaft Oil Seal
£ 3.76
 
Yamaha RD 50 MX 81-87 Kickstart Oil Seal

FILTERS Section

DVD Guide - How To Service Your Bike
£ 7.75
Information Part Information
Foam 300mm by 300mm DIY cut to fit !
Yamaha RD 50 MX 81-87 Air Filter
£ 7.20
Information Part Information
Universal fitting clamps onto carburetor no need for an air box. Are washable and will improve air flow. 28/29mm
Yamaha RD 50 MX 81-87 Air Filter Conical Power

FORKS AND SUSPENSION Section

Fork Oils || DVD Guide - How To Replace Fork Seals
£ 8.68
Information Part Information
26MM Forks 26x37x10.5
Yamaha RD 50 MX 81-87 Fork Oil Seal Pair - Japanese Quality
Grade:
£ 8.29
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Fork Oil- Synthetic- Rock Oil - 1 Litre
Grade:
£ 8.28
Information Part Information
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Fork Oil- Synthetic- Vision (France)- 1 Litre

FUEL Section

Fuel Related Products
£ 10.56
Information Part Information
To Fit 40mm Aperture
Yamaha RD 50 MX 81-87 Fuel Cap with Spare Key
£ 5.04
 
Yamaha RD 50 MX 81-87 Fuel Hose per Metre
£ 9.60
 
Yamaha RD 50 MX 81-87 Fuel Tap Repair Kit
£ 12.13
 
Yamaha RD 50 MX 81-87 Racing Reed Valve

LEVERS AND CONTROLS Section

Handlebars and Grips
£ 6.00
 
Yamaha RD 50 MX 81-87 Clutch Lever
£ 6.00
 
Yamaha RD 50 MX 81-87 Clutch Lever Black
£ 6.00
 
Yamaha RD 50 MX 81-87 Front Brake Lever
£ 6.00
 
Yamaha RD 50 MX 81-87 Front Brake Lever Black
£ 17.71
 
Yamaha RD 50 MX 81-87 Kickstart Lever
£ 1.99
 
Yamaha RD 50 MX 81-87 Lever Sleeves

LIGHTING Section

Custom Indicators And Lighting || Motorcycle Light Bulbs
£ 0.86
 
Yamaha RD 50 MX 81-87 Bulb Rear - Stop Tail
£ 18.25
 
Yamaha RD 50 MX 81-87 Indicator - Alternative
£ 17.71
Information Part Information
80mm Stem Length
Yamaha RD 50 MX 81-87 Indicator Front
£ 3.01
 
Yamaha RD 50 MX 81-87 Indicator Lens
£ 16.74
Information Part Information
Complete with 12 V bulb. Stem length 55mm
Yamaha RD 50 MX 81-87 Indicator Rear
£ 25.02
Information Part Information
Comes with 12V bulb fitted.
Yamaha RD 50 MX 81-87 Taillight - Complete
£ 7.00
 
Yamaha RD 50 MX 81-87 Taillight Lens

TRANSMISSION - CHAIN AND SPROCKET KITS Section

 
£ 31.58
Information Part Information
Chain and Sprocket Kit with Standard Grade DID Chain and Standard Steel Sprockets.
Yamaha RD 50 MX 81-87 Chain and Sprocket Kit DID
£ 21.26
 
£ 39.89
 
£ 24.59
 

TRANSMISSION - CHAINS Section

DVD Guide - How To Replace Chain and Sprockets || Click Here for Chain Related Products || Chain Maintenance || Chain Dimensions
£ 19.97
Information Part Information
One Spring Link supplied with chain.
Yamaha RD 50 MX 81-87 Chain DID Standard Grade
£ 41.98
Information Part Information
Black and Gold. One split link included.
Non Stock Item Ordered On Request Only
Yamaha RD 50 MX 81-87 Chain DID Super Heavy Duty
Chain Kyoto Standard Reduced from:  14.35
£ 10.04
Information
**30% DISCOUNT!**
Limited time, order while stocks last.
Part Information
Yamaha RD 50 MX 81-87 Chain Kyoto Standard
£ 8.50
Information Part Information
Swift Chain Heavy Duty 420x112 Steel Gray. Supplied with spring link. Tensile strength: 2200daN
Yamaha RD 50 MX 81-87 Chain Swift Standard Grade

TRANSMISSION - LINKS Section

 
£ 1.03
Information Part Information
DC Chain HD 420 Black Spring Link.
£ 1.73
 
Yamaha RD 50 MX 81-87 Chain DID Standard Grade Spring Link
£ 2.58
 
Yamaha RD 50 MX 81-87 Chain DID Super Heavy Duty Spring Link
£ 1.20
 
£ 1.80
Information Part Information
Link is Specific to a SWIFT 420 Chain
Yamaha RD 50 MX 81-87 Swift Connecting Link-Loose-fit Spring
£ 1.80
Information Part Information
Link is Specific to a SWIFT 420 Chain
Yamaha RD 50 MX 81-87 Swift Connecting Link-Press-fit Spring

TRANSMISSION - SPROCKETS Section

Sprocket Gear Ratios
£ 1.58
 
Yamaha RD 50 MX 81-87 Retainer Front Sprocket
£ 3.18
Information Part Information
12 Teeth
Yamaha RD 50 MX 81-87 Sprocket Front
£ 3.18
Information Part Information
11 Teeth
Yamaha RD 50 MX 81-87 Sprocket Front Less 1 Tooth
£ 3.18
Information Part Information
10 Teeth
Yamaha RD 50 MX 81-87 Sprocket Front Less 2 Teeth
£ 3.32
Information Part Information
13 Teeth
Yamaha RD 50 MX 81-87 Sprocket Front Plus 1 Tooth
£ 3.32
Information Part Information
14 teeth
Yamaha RD 50 MX 81-87 Sprocket Front Plus 2 Teeth
£ 11.94
Information Part Information
48 Teeth
Yamaha RD 50 MX 81-87 Sprocket Rear - Steel
£ 11.70
Information Part Information
46 Teeth
Yamaha RD 50 MX 81-87 Sprocket Rear - Steel - Less 2 Teeth
£ 12.06
Information Part Information
49 Teeth
Yamaha RD 50 MX 81-87 Sprocket Rear - Steel - Plus 1 Tooth

TRANSMISSION - SPROCKETS SUNSTAR Section

SunStar Sprockets
£ 8.71
Information Part Information
12 Teeth
Yamaha RD 50 MX 81-87 SunStar Sprocket Front
£ 6.54
Information Part Information
11 Teeth As per diagram, no bolt holes on 11 tooth sprocket.
Yamaha RD 50 MX 81-87 SunStar Sprocket Front Less 1 Tooth
£ 8.77
Information Part Information
13 Teeth
Yamaha RD 50 MX 81-87 SunStar Sprocket Front Plus 1 Tooth
£ 9.50
Information Part Information
14 Teeth
Yamaha RD 50 MX 81-87 SunStar Sprocket Front Plus 2 Teeth
£ 15.64
 
Yamaha RD 50 MX 81-87 SunStar Sprocket Rear - Steel

TYRES Section

Tyre Related Products || Tyre Information
£ 5.40
 
Yamaha RD 50 MX 81-87 Inner Tube Front
£ 6.00
 
Yamaha RD 50 MX 81-87 Inner Tube Rear
£ 21.76
Information Part Information
Vee Rubber 250-18 Road Tyre Tubed VRM011 45P
Yamaha RD 50 MX 81-87 Tyre Front - Vee Rubber
£ 45.91
Information Part Information
Heidenau 275x18 Road Tyre Tubed K39 (48P) Made in Germany Uni Front or Rear Fit
Yamaha RD 50 MX 81-87 Tyre Rear - Heidenau (Made in Germany)

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