
§ 01 / Part
11420143 TRANSMISSION BELT PLATINUM
incl. VAT
Usually dispatched within 3 working days.
Authorised stockist
ATHENA
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§ 02 / About this part
What it is
The ATHENA TRANSMISSION BELT PLATINUM, drivetrain. Stocked by Iron Offroad, the UK MX hard parts specialist.
This drive belt is the link between your engine and the rear wheel. It operates within the transmission housing, subject to constant thermal stress. Over time, the rubber compounds harden and crack. Regular inspection for width wear is essential to maintain consistent gear ratios. A worn belt will slip under load, reducing efficiency and increasing heat. This is a direct replacement for your worn factory unit. Clean the pulley faces thoroughly before installation to ensure maximum grip. It is a vital service item for any high-use drivetrain.
§ 03 / Specs
The numbers
- Brand
- ATHENA
- Part number
- 11420143
- Category
- Drivetrain
- Weight
- 0.11 kg
- VAT
- 20%
// Fitment
Will it fit your bike?
Fits 5 models · 5 year-bands
Yamaha 5 models
No matches. Try a different make or model.
* Fitment data is provided as a guide. Verify compatibility against the bike's owner's manual or service handbook before ordering. Iron Offroad accepts no liability for incorrect application. Full terms and conditions apply.
§ 05 / About Iron Offroad
Iron Offroad
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