Triumph 650 Bonneville Tiger Trophy Unit Twins Gearbox Rebuild Kit PN# TBS-9033


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SKU: 633726157965 Categories: , Tag: Brands:


Complete Triumph 650 unit gearbox bearing and gasket kit. We carefully assembled this kit to get rid of the headache of shopping for each component and it’s even several dollars cheaper than buying each item separately!

Consists of:

  • high gear bearing 57-0448
  • timing side bearing 21-0357 or s35-7
  • both needle roller layshaft bearings 57-1606 & 57-1614
  • two (2) thrust washers 57-1607
  • inner cover gasket 57-7012
  • outer cover gasket 71-1448

Will fit Triumph unit Bonneville, Tiger, Trophy, T120R, TR6, TR6R, TR6T, 6T, etc. from 1963 to 1972, all unit construction 4 speed 650 twins.

Please note: bearings are supplied sealed. Seals can be used in place or pried out at your discretion.


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