Part Details:

  • Year: 2004
  • Part list: Belts w chains and sprockets
  • Part number: 21
  • OEM number: #40384-91
  • Package: 1
  • Average price: 202 USD
  • Referral # : 22 (check diagram for referral #, get microfiche diagram)


If you look after new or branded parts the best choice is: They have the largest selection and availability of Harley Davidson genuine parts, Period! You can search through the site either by keywords: (COVER ASSEMBLY, W/SPRINGS) and OEM#: 40384-91...use the search box on top right corner for that OR you can search by model (FXSTI SOFTAIL STANDARD INJECTION BV) and year(2004) use drop down menu for selection on left side. All orders above 99 USD are shipped FREE of charge and you have a 120 day return policy. They have great prices and excellent, top rated customer service (world wide shipping).

J&P Cycles® Big Twin Compensator Sprocket Re

J&P Cycles® Big Twin Compensator Sprocket Re for Harley

Price: 49.99 usd
Click product # 40384-91 for more details
Price difference comparing to average price: -152.01
1 - Fits 1991-2006 Big Twin (except 2006...
2 - Retainer & cover with springs for sprocket compensator
3 - Direct replacement for the OEM product that you want to replace on your worn out system
235 Related products

Otherwise if you look for after market Harley Davidson genuine parts, big forums like or subreddits ( is the way to go. Make sure that you use descriptive keywords when you post to community forums, members will more often recognize Harley parts as keywords: COVER ASSEMBLY, W/SPRINGS then just OEM numbers. This way you will for sure receive more responds to your thread.

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hd 40384-91 genuine part number

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