Service Bulletin 638 advises dealers to measure and replace the camshaft drive chain tensioner.
Triumph technical service bulletin SB638 for 2024-2025 Triumph Speed 400 and 2024-2025 Triumph Scrambler 400 X.
- Bulletin number
- SB638
- Component
- Power train
- Summary
- Service Bulletin 638 advises dealers to measure and replace the camshaft drive chain tensioner.
Owners of these vehicles have filed 1 complaints in the transmission category.
Vehicles covered
- Triumph Speed 400 2024-2025 20242025
- Triumph Scrambler 400 X 2024-2025 20242025
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