Pro Clutch Drive Plate (Steel Plate) — ALTO PRODUCTS, manufacturer part number 320721-120UP1. Designed to replace the original drive plate on Harley and other Big Twin drivetrains, this Pro Clutch steel plate offers a robust friction surface and a steel finish designed to withstand the stresses of the transmission. It fits into disc clutches where a steel plate is required.
- Material: Steel (steel friction plate)
- Finish: Steel
- Model: Pro Clutch
- Type: Clutch Plate / Drive Plate
- Unit: Each
- Manufacturer part number: 320721-120UP1
Ideal for Vintage/Classic and Touring/Road use, this plate is aimed at riders looking for a solid replacement part for the clutch: reliability in gear shifting, durability against torque stresses, and positive contact between discs and plates. Examples of compatible mounts (check application and number of discs required before installation): Harley-Davidson FXSTSB 1340 Bad Boy (1997), FXSTS 1340 Softail Springer (1997), FXSTC 1340 Softail Custom (1997).
Replaces a worn steel plate and helps maintain predictable clutch behaviour. Always check the condition of other components (springs, friction discs) during replacement to ensure a safe and effective restart.
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