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Yamaha YZ125 1981 Parts

Showing: 1 - 30 (of 94 products)
275/300-21 Inner Tube with TR4 Valve

275/300-21 Inner Tube with TR4 Valve

Fitment: Front (On-Road) Pack size: Each SKU: 020158
In Stock

£5.40

Straight TR4 valve.


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28mm x 12mm x 8mm Water Pump Bearing - 007981

28mm x 12mm x 8mm Water Pump Bearing - 007981

Fitment: Inner Pack size: Each SKU: 007981
In Stock

£3.45

Koyo 6001. Outer diameter 28mm. Inner diameter 12mm. Width 8mm. Made in Japan.


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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, Front Right or Rear 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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20mm x 8mm x 40mm Gear Lever Rubbers

20mm x 8mm x 40mm Gear Lever Rubbers

Pack size: Pack of 20 SKU: 014035
In Stock

£13.50

Outer diameter 20mm. Inner diameter 8mm. Length 40mm. Push-over style. Open both ends.


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42mm x 15mm x 13mm Wheel Bearing Koyo 6302DDU

42mm x 15mm x 13mm Wheel Bearing Koyo 6302DDU

Fitment: Rear Left Pack size: Each SKU: 020612
In Stock

£6.30

Koyo 6302DDU. Double sided rubber sealed. Outer diameter 42mm. Inner diameter 15mm. Width 13mm. Made in Japan. Replacement aftermarket part ...


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400/450-18 Inner Tube with TR6 Valve

400/450-18 Inner Tube with TR6 Valve

Fitment: Rear Pack size: Each SKU: 020185
In Stock

£8.10

Straight TR6 valve.


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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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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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36mm Brake Shoe Springs Thickness 8.25mm

36mm Brake Shoe Springs Thickness 8.25mm

Fitment: Rear Pack size: Pair SKU: 001879
In Stock

£1.80

36mm between hook centres. Thickness 8.25mm.


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52mm x 20mm x 15mm Crank Bearing - 007547

52mm x 20mm x 15mm Crank Bearing - 007547

Fitment: Right Hand Pack size: Each SKU: 007547
In Stock

£5.95

Koyo 6304. Outer diameter 52mm. Inner diameter 20mm. Width 15mm. Made in Japan.


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Hendler 34.5mm x 22mm x 1mm Crank Thrust Washers

Hendler 34.5mm x 22mm x 1mm Crank Thrust Washers

Pack size: Pair SKU: 008517
In Stock

£7.20

Outer diameter 34.5mm. Inner diameter 22mm. Thickness 1mm. Material: Alloy.


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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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Brake Shoes FSB733 SBS2034 VB223 VB235 Y506

Brake Shoes FSB733 SBS2034 VB223 VB235 Y506

Fitment: Rear Pack size: Pair SKU: 001912
In Stock

£10.10

Outer diameter: 130mm. Width: 28mm. Replaces: VB223, VB233, VB235, EBC 506, Y506, Y517, FSB733, M307, M503, 0307-CP, MF451, MCS953, SBS2034,...


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37mm x 50mm x 5mm/14mm Push-In Type Fork Dust Seals

37mm x 50mm x 5mm/14mm Push-In Type Fork Dust Seals

Pack size: Pair SKU: 019610
In Stock

£9.00

Inner diameter 37mm. Outer diameter 50mm. Thickness 5mm/14mm.


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37mm x 50mm x 11mm Fork Oil Seals

37mm x 50mm x 11mm Fork Oil Seals

Pack size: Pair SKU: 019848
In Stock

£5.40

Inner diameter 37mm. Outer diameter 50mm. Thickness 11mm. For Showa forks with 39mm OD stanchions use SKU: 019856 fork oil seals at 39mm x 5...


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35mm x 20mm x 7mm Wheel Oil Seal

35mm x 20mm x 7mm Wheel Oil Seal

Fitment: Front Right Pack size: Each SKU: 021067
In Stock

£2.25

Outer diameter 35mm. Inner diameter 20mm. Width 7mm.


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Front Sprocket Retainer - 002920

Front Sprocket Retainer - 002920

Pack size: Each SKU: 002920
In Stock

£2.70

2 bolt hole type. 30mm between bolt hole centres.


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WRP 37-1116 Shock Seal Head Kit

WRP 37-1116 Shock Seal Head Kit

Fitment: Rear Pack size: Each SKU: 035084
In Stock

£55.50

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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25mm x 14mm x 5mm Clutch Arm Rod Oil Seal

25mm x 14mm x 5mm Clutch Arm Rod Oil Seal

Pack size: Each SKU: 006855
In Stock

£2.25

Outer diameter 25mm. Inner diameter 14mm. Width 5mm.


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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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45mm x 38mm x 5mm Alloy Fibre Exhaust Gaskets (x10)

45mm x 38mm x 5mm Alloy Fibre Exhaust Gaskets (x10)

Pack size: Pack of 10 SKU: 017491
In Stock

£21.60

Non-asbestos. Outer diameter 45mm. Inner diameter 38mm. Alloy Fibre Exhaust Header Gaskets are two aluminium bands with compressible paper f...


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38mm x 26mm x 5mm Drive Shaft Oil Seal

38mm x 26mm x 5mm Drive Shaft Oil Seal

Pack size: Each SKU: 002694
In Stock

£2.25

Outer diameter 38mm. Inner diameter 26mm. Width 5mm.


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52mm x 25mm x 15mm Crank Bearing Koyo 6205-C4

52mm x 25mm x 15mm Crank Bearing Koyo 6205-C4

Fitment: Left Hand Pack size: Each SKU: 035772
In Stock

£9.70

Koyo 6205-C4. Outer diameter 52mm. Inner diameter 25mm. Width 15mm. Made in Japan.


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WRP 24-1072 Crank Shaft Bearing & Seal Kit

WRP 24-1072 Crank Shaft Bearing & Seal Kit

Pack size: Each SKU: 028421
In Stock

£62.05

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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40mm x 28mm x 8mm Crank Oil Seal

40mm x 28mm x 8mm Crank Oil Seal

Fitment: Left Hand (Inner) Pack size: Each SKU: 007693
In Stock

£2.25

Outer diameter 40mm. Inner diameter 28mm. Width 8mm. This will suit the following models as well as those listed in fitments: Right Hand Sid...


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25mm x 17mm x 4mm Kickstart Oil Seal

25mm x 17mm x 4mm Kickstart Oil Seal

Pack size: Each SKU: 007876
In Stock

£2.25

Outer diameter 25mm. Inner diameter 17mm. Width 4mm.


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RK 520-104L XSO RX-Ring Heavy Duty Black Drive Chain

RK 520-104L XSO RX-Ring Heavy Duty Black Drive Chain

Pack size: Each SKU: 033033
In Stock

£72.35

Suitable for Sport, Touring and Off-Road Use. RX-Ring Chain. Standard Sealed Chain. Made in Japan. RK XSO Series: Designed for Basic Motorcy...


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52mm x 25mm x 15mm Crank Bearing Koyo 6205-C3

52mm x 25mm x 15mm Crank Bearing Koyo 6205-C3

Fitment: Left Hand Pack size: Each SKU: 023625
In Stock

£5.40

Koyo 6205-C3. Outer diameter 52mm. Inner diameter 25mm. Width 15mm. Made in Japan.


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TourMax 34mm On-Off Fuel Tap with 6mm Rear Outlet

TourMax 34mm On-Off Fuel Tap with 6mm Rear Outlet

Pack size: Each SKU: 018065
In Stock

£19.90

On and off positions. 34mm between bolt hole centres. 6mm rear outlet. Takes pipe with a 6mm inner diameter. Made in Japan.


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DID 520-104L Black Standard Drive Chain

DID 520-104L Black Standard Drive Chain

Pack size: Each SKU: 036589
In Stock

£28.00

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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