Drivetrain› Belt and Chain Drive
TwinPower
Twin Power 85-E94 5 Speed Big Twin 34 Tooth Transmission Drive Pulley
SKU: T09O 490597
Beginner — under 30 min
Description
Part #: 490597
These Twin Power (TM) transmission drive pulleys are designed as high-quality replacements for stock units, providing reliable power transfer from the transmission to the final drive while maintaining correct belt tracking and smooth operation on 5-speed Big Twin models across the specified year ranges.
MIA's Description
Constructed from heat-treated steel alloy, this pulley is precision machined to maintain smooth operation. It is compatible with final drive belts up to 1-1/2" wide.
Fitment
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Specifications
| Brand | TwinPower |
| Part Number | T09O 490597 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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