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Yamaha YZ490 1984 Parts

Showing: 1 - 30 (of 95 products)
RK 520H-114L Heavy Duty Drive Chain

RK 520H-114L Heavy Duty Drive Chain

Pack size: Each SKU: 033086
In Stock

£32.45

Non-Sealed economical chain for heavy duty usage. Made in Japan. Specifications Plate thickness (inner): 2.30. Plate thickness (outer): 2.30...


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DID 520VX3-114L Heavy Duty X-Ring Drive Chain

DID 520VX3-114L Heavy Duty X-Ring Drive Chain

Pack size: Each SKU: 036623
In Stock

£68.10

The VX Series chain is a great chain upgrade from OEM and is our most popular and widely used chain on both on and off-road bikes. The 520VX...


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35mm x 15mm x 11mm Wheel Bearing Koyo 6202DDU

35mm x 15mm x 11mm Wheel Bearing Koyo 6202DDU

Fitment: Front Left or Right Pack size: Each SKU: 020601
In Stock

£4.85

Koyo 6202DDU. Double sided rubber sealed. Outer diameter 35mm. Inner diameter 15mm. Width 11mm. Made in Japan. Replacement aftermarket part ...


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TVH 520-114 Gold X-Ring Drive Chain

TVH 520-114 Gold X-Ring Drive Chain

Pack size: Each SKU: 002439
In Stock

£53.30

This final drive chain is the correct length and pitch for standard factory fitted sprockets. Comes with both rivet and split links. This ma...


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RK 520-114L ZXW XW-Ring Super Heavy Duty Gold Drive Chain

RK 520-114L ZXW XW-Ring Super Heavy Duty Gold Drive Chain

Pack size: Each SKU: 033051
In Stock

£116.80

RK is the leading manufacturer of OEM motorcycle drive chain to all major Japanese manufactures. With over 40 years of supply to the largest...


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MTX 520HD-114 Gold Heavy Duty Drive Chain

MTX 520HD-114 Gold Heavy Duty Drive Chain

Pack size: Each SKU: 002407
In Stock

£22.90

This final drive chain is the correct length and pitch for standard factory fitted sprockets. This may not be the most suitable grade of fin...


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DID 520NZ-114L Black Super Heavy Duty Vintage Drive Chain

DID 520NZ-114L Black Super Heavy Duty Vintage Drive Chain

Pack size: Each SKU: 036611
In Stock

£49.70

An excellent choice for vintage bikes and smaller bikes with less torque, the NZ series chain is a great non-sealed option. Its solid bushin...


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12mm x 1.50mm Magnetic Oil Drain Sump Plug 92066-1174 90340-12006

12mm x 1.50mm Magnetic Oil Drain Sump Plug 92066-1174 90340-12006

Pack size: Each SKU: 009491
In Stock

£5.40

Thread 12mm. Pitch 1.50mm. Full length 20mm. Width of head 17mm spanner. Thread length 10mm or 13mm including magnet. Replacement aftermarke...


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47mm x 28mm x 7mm Wheel Oil Seal T3600701

47mm x 28mm x 7mm Wheel Oil Seal T3600701

Fitment: Rear Left Pack size: Each SKU: 021141
In Stock

£2.25

Outer diameter 47mm. Inner diameter 28mm. Width 7mm. Replacement aftermarket part for the following OEM numbers: Triumph T3600701 (Front lef...


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WRP 79-5008 Chain Roller

WRP 79-5008 Chain Roller

Fitment: Lower Pack size: Each SKU: 027927
In Stock

£22.45

Works Racing Parts (WRP)The WRP brand relies on two factors: a strong sponsorship program that endorses the name in the racing industry and ...


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WRP 79-5008 Chain Roller

WRP 79-5008 Chain Roller

Fitment: Upper Pack size: Each SKU: 027927
In Stock

£22.45

Works Racing Parts (WRP)The WRP brand relies on two factors: a strong sponsorship program that endorses the name in the racing industry and ...


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47mm x 43.1mm x 12mm x 1.95mm Outer Guide Fork Bushings

47mm x 43.1mm x 12mm x 1.95mm Outer Guide Fork Bushings

Fitment: Outer Pack size: Pair SKU: 019537
In Stock

£5.40

Upper or Lower depending on whether standard or USD forks. Outer diameter: 47mm. Inner diameter: 43.1mm. Width: 12mm. Thickness: 1.95mm. Rep...


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22mm x 12mm x 5.5mm Gear Lever Oil Seal 93102-12106-00

22mm x 12mm x 5.5mm Gear Lever Oil Seal 93102-12106-00

Pack size: Each SKU: 007790
In Stock

£2.25

On some models that use two oil seals on the gear shift arm, this is the first seal that goes with an inner diameter of 12mm. Outer diameter...


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DID 520ZVM-X 114L Silver Super Heavy Duty X-Ring Drive Chain

DID 520ZVM-X 114L Silver Super Heavy Duty X-Ring Drive Chain

Pack size: Each SKU: 036636
In Stock

£93.60

The D.I.D ZVM-X Series utilizes our patented X-Ring seal and has greater strength than the VX Series and is designed for heavyweight motorcy...


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DID 520-114L Black Standard Drive Chain

DID 520-114L Black Standard Drive Chain

Pack size: Each SKU: 036594
In Stock

£30.60

Includes RJ Split Link - RJ type links are what we call a loose-clip type link. The side plate may be pressed on and the clip will slide int...


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42mm x 20mm x 12mm Wheel Bearing Koyo 6004-DDU/2RS

42mm x 20mm x 12mm Wheel Bearing Koyo 6004-DDU/2RS

Fitment: Rear Left or Right Pack size: Each SKU: 020583
In Stock

£5.60

Koyo 6004-DDU/2RS 6004-2RS-C3. Double sided rubber sealed. Outer diameter 42mm. Inner diameter 20mm. Width 12mm. Made in Japan. Replacement ...


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DID 520VX3-114L Gold Heavy Duty X-Ring Drive Chain

DID 520VX3-114L Gold Heavy Duty X-Ring Drive Chain

Pack size: Each SKU: 002359
In Stock

£72.30

The VX Series chain is a great chain upgrade from OEM and is our most popular and widely used chain on both on and off-road bikes. The 520VX...


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NGK BR8EIX Iridium Spark Plug

NGK BR8EIX Iridium Spark Plug

Pack size: Each SKU: 005342
In Stock

£16.45

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 8. 19mm (3/4") reach. 0.6mm fine wire iridium centre el...


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450/510-18 Inner Tube with TR6 Valve

450/510-18 Inner Tube with TR6 Valve

Fitment: Rear Pack size: Each SKU: 020189
In Stock

£8.55

Straight TR6 valve.


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Alloy Clutch Lever Yamaha 4GY-83912-00 1B2-H3912-00

Alloy Clutch Lever Yamaha 4GY-83912-00 1B2-H3912-00

Pack size: Each SKU: 015091
In Stock

£4.50

Replacement aftermarket part for Yamaha OEM Yamaha 4GY-83912-00, 1B2-H3912-00.


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Front Sprocket Retainer - 002935

Front Sprocket Retainer - 002935

Pack size: Each SKU: 002935
In Stock

£4.95


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35mm x 20mm x 5.5mm Wheel Oil Seal

35mm x 20mm x 5.5mm Wheel Oil Seal

Fitment: Front Left or Right Pack size: Each SKU: 021066
In Stock

£2.25

Outer diameter 35mm. Inner diameter 20mm. Width 5.5mm.


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55mm x 46mm x 5mm Alloy Fibre Exhaust Gaskets (x10)

55mm x 46mm x 5mm Alloy Fibre Exhaust Gaskets (x10)

Pack size: Pack of 10 SKU: 017502
In Stock

£21.40

Non-asbestos. Outer diameter 55mm. Inner diameter 46mm. Alloy Fibre Exhaust Header Gaskets are two aluminium bands with compressible paper f...


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6v/12v Ignition Coil Single Output + 1 Terminal (55mm)

6v/12v Ignition Coil Single Output + 1 Terminal (55mm)

Pack size: Each SKU: 005151
In Stock

£11.70

6v to 12v ignition coil. 1 spade terminal. Centre-to-centre distance between mounting holes: 55mm. Body length 39mm. Single Output. HT lead ...


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43mm x 55mm x 10.5mm Push-In Type Fork Dust Seals

43mm x 55mm x 10.5mm Push-In Type Fork Dust Seals

Pack size: Pair SKU: 019637
In Stock

£9.00

Inner diameter 43mm. Outer diameter 55mm. Thickness 10.5mm.


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150mm x 25mm Brake Shoes

150mm x 25mm Brake Shoes

Fitment: Rear Pack size: Pair SKU: 001932
In Stock

£13.85

Outer diameter 150mm. Width 25mm. How to measure drum brake shoes: Outer Dimension: Preferably use a caliper although a tape measure would g...


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30mm x 20mm x 5mm Kickstart Oil Seal

30mm x 20mm x 5mm Kickstart Oil Seal

Pack size: Each SKU: 007855
In Stock

£2.25

Outer diameter 30mm. Inner diameter 20mm. Width 5mm.


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43mm x 55mm x 10.5mm Fork Oil Seals

43mm x 55mm x 10.5mm Fork Oil Seals

Pack size: Pair SKU: 019875
In Stock

£7.20

Inner diameter 43mm. Outer diameter 55mm. Thickness 10.5mm.


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42mm x 32mm x 6mm Drive Shaft Oil Seal

42mm x 32mm x 6mm Drive Shaft Oil Seal

Pack size: Each SKU: 002716
In Stock

£2.25

Outer diameter 42mm. Inner diameter 32mm. Width 6mm.


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Alloy Brake Lever 23X-83922-00 1B2-H3922-00 57420-14300

Alloy Brake Lever 23X-83922-00 1B2-H3922-00 57420-14300

Fitment: Front Pack size: Each SKU: 014534
In Stock

£5.40

Replacement aftermarket part for the following OEM numbers: Suzuki 57420-14300. Yamaha 23X-83922-01, 1B2-H3922-00, 23X-83922-00, 3M2-83922-0...


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