Spyke Heavy Duty Starter Drive Clutch For Harley
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Spyke Heavy Duty Starter Drive Clutch For Harley

This upgrade comes complete with a bearing and drive clutch.


  • Replaces OEM 31663-90
  • Made in the USA
  • Sold each

Fitment Notes & Exceptions

This is a universal fit part; it may or may not fit without modification.

  • Fits Spyke 1.4kW Supertorque and Stealth Starters for Harley models
  • Also fits most 1990-2006 Harley Big Twin models except:
  • Will not fit 2006 Dyna models
Product Style RevZilla Item # Manufacturer Product # Availability
Spyke Heavy Duty Starter Drive Clutch For Harley 1084989 400111 Available: Requires 1-3 business days lead time prior to shipment


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Doesn't fit or just not happy with it? You can return any new, unused and unaltered item within 30 business days of delivery receipt of your item. We will issue a full refund to your original payment method.

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