


PART 51-1939
Replica "HM" Knucklehead 28° Rake Frame
by V-Twin
$2,958.90
V-Twin list $2,465.75 · our price includes online ordering & support
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How shipping will work
Before you order — V-Twin tech note
- Requires purchase of clamp on coil bracket kit #49-0099.
- In some instances it may be necessary to ream or file holes slightly in order to assemble parts onto the frame.
- *NOTE: Includes a Replica Vertical Tool Box Mount Bracket.
- *NOTE: Replica "HM" is our updated version with forging hallmarks on many of the components.
- *NOTE: Features the following forged parts with HallMark numbers and marks: seat yoke, front motor mount, side car loops, rear axle plates and transmission front/rear mounts.
- *NOTE: Mount Seat "T" to frame before installing gas tanks. Place #6320 washer between the tank and frame tab before mounting.
- *NOTE: Seat post and cross shaft bushings may require further reaming for proper fit.
- *NOTE: There are no serial numbers stamped on the replica frame. V-Twin supplys a Bill of Sale only, referencing the part number.
Classic Pre-1984
🏍️ Add your bike to My Garage and we'll tell you instantly whether this fits. Listed for 2 models.
Description
Replica frame is an authentic reproduction of the factory style featuring 13 brazed joints. The 28° rake neck angle will accept inline spring forks. Features original DIF forging marks on the left side of the neck.
Specifications
- V-Twin number
- 51-1939
- Manufacturer
- V-Twin
- Sold as
- 1 - EA
- Origin
- Imported
- 2026 catalogue pages
- 644
Fits these motorcycles (2)
UL1938-1940
EL1938-1940