Harley-Davidson
DRAG SPECIALTIES 21988-07 PISTONS 96" TWIN CAM STD 0911-0017
DRAG SPECIALTIES 21988-07 PISTONS 96" TWIN CAM STD 0911-0017
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DRAG SPECIALTIES 21988-07 PISTONS 96" TWIN CAM STD 0911-0017
Condition: USED (See photo)
Specs
Product Name: Piston
Piston Material: Aluminum
Bore Size: 3,750" / 3.750"
Piston Size: Standard
Piston Diameter: 3,750"
Stroke Length: 4-3/8"
Compression Ratio: 9,2:1
Units: Kit
Riding Style: Street
Fitment:
No Returns:
Please ensure it is the right part for your ride.
This part came out of a lot of take off parts. Some are new but most are used and a lot are unknown fitment and years. Take off parts could be removed from the bike for multiple reasons. Some of the reasons could be: replaced by an aftermarket part, defective in some way, color change, dings, scratches, nicks, chips, dents and bends. Item could also be overstock that has just been sitting for a long period of time. It is the buyers responsibility to assure that this part would fit their bike.
CUSTOMER NOTE:
Item in the pictures is the item that you will receive. Make sure that you look at the pictures and note any defects or damages before purchasing. If you have any additional questions or would like any other specific pictures be sure to contact us. Guarantee is for part number only. Buyer is responsible to research fitment.
INTERNAL STOCK CODE: PFX 3E Bin#1 Pistons 07/10/25 SP

Old Stock & Take Off Parts
This part came out of a lot of take off parts. Some are new but most are used and a lot are of unknown fitment and years.
Take off parts could be removed from the bike for multiple reasons. Some of the reasons could be: replaced by an aftermarket part, defective in some way, color change, dings, scratches, nicks, chips, dents and bends.
Item could also be overstock that has just been sitting for a long period of time. It is the buyer's responsibility to ensure fitment before purchasing.
Collapsible content
NO RETURNS
All Old Stock items are so as-is, with no returns allowed. Please contact us prior to purchasing if you have any questions or concerns.
SHIPPING
All items ship within Canada using Canada Post. Oversize and overweight items ship using UPS, Purolator or FedEx where available.
Please Note: Oversize and overweight items cannot be shipped to PO Boxes.