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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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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
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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