Triumph America/Speedmaster Chain and Sprocket Kit 18/42/112 PN MBI-B5251842


Availability: Only 2 left in stock

SKU: 200000100994 Categories: , Brand:

Chains and sprockets wear out, this kit assembled of BikeMaster® quality spares contains:

  • 42 Teeth Rear Sprocket
  • 18 Teeth Front Sprocket
  • BMOR Series 525-112 Link Drive Chain

And is suitable for:

  • 03-06 America 800
  • 07-16 America 865
  • 03-05 Speedmaster 800
  • 06-15 Speedmaster 865

BikeMaster® sprockets and chains are meticulously engineered using the highest quality materials and industry leading technology to provide the best replacement sprockets for your motorcycle. 

BikeMaster® o-ring chain offers high durability. The controlled heat-treating process that makes them tough. Reinforced rollers have high impact resistance.

Changing the number of teeth on a sprocket changes the final drive ratio of the bike. Less rear sprocket teeth=higher top speed, more sprocket teeth=more acceleration. Select the number of teeth above.

For installation, follow the instructions in your service manual.

Weight 8.65 lbs
Dimensions 18 × 12 × 2 in


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