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Replica Wishbone Rigid Frame, Panhead or Shovelhead engine w/ 4-speed Trans

Brought to you by Bitter End - Old School Choppers - One-Stop Shopping for Hardcore Chopper Builders.

  • This Replica frame will hold a Panhead or Shovelhead engine with a 4-speed transmission.              
  • This Wishbone frame is very similar to the original style only updated to accept flat side tanks, all Big Twin engines, 200 series rear tires with chain, and 4 or 5 speed transmission giving you many options.
  • Frame has a 30° rake, +2" raised neck and accepts a 200mm rear tire.
  • Has 10.75" between the rigid rear axle plates.
  • Features forgings which make the frame much stronger than tubes and has the ol' school look you want.
  • Frames will not accept a stock seat post.
  • Will fit Evolution engines with 5-speed transmission with use of a rear engine mount adapter - NOT included.
  • Will fit Knuclehead or Flathead engines with use of additional mount spacer.
  • This frame will accept rear axle rigid style, 3/4" axle plate collars, transmission mount plate, inner primary cover flange spacers and extended sprocket shaft and nut set.  However, these items are NOT included
  • All related items must be ordered separately.
  • A Manufacturer's Statement of Origin is available upon request. 

TECHNICAL DATA (Suggested addt'l items - NOT included):

  • When using a chain drive with a 230 tire, the use of #17-0859, a 1" offset plate and a #19-0105 sprocket is required.               
    When using a belt or chain drive with a 200 tire, the use of #17-0860, a 3/4" offset plate and a #19-0104 sprocket is required.
    When using a Shovelhead, Evolution, or Twin Cam engine, it is required to use a #42-0617 tin inner primary.
    When using with a TC-88 engine order #51-0625 rear frame mount adapter plate
    In some instances it may be necessary to ream or file holes slightly in order to assemble parts onto the frame.
    Use #31-0475 Front Engine Mount Spacer to accept 1936-1947 Knucklehead or Flathead engines in 1948-up frames.
    When using the #42-0617 tin inner primary, the use of #19-0570 is needed if using a #17-0859 transmission plate 1" offset and a #19-0105 sprocket.
    When using the #42-0617 tin inner primary, the use of #19-0569 is needed if using a #17-0860 transmission plate 3/4" offset and a #19-0104 sprocket.
    Suggested to use with #44-1942 axle.
  • 51-0585 - Sidecar Frame Loop Set - NOT included. 
    10-1288 - Bronze Seat Post Bushings - NOT included.              
    31-0528 - Replica Tool Box Mounting Bracket - NOT included.       
  • Note: Restricted to truck shipment only for lower 48 U.S. states and Canada

    Manufacturer's Statement of Origin is supplied for the frame. BUT, is NOT sent with the frame.  eMail (we do NOT take MSO requests over the phone for security and accuracy purposes) to request it after taking physical possession of the frame for your security.                        

    PLEASE NOTE: This item will ship UPS Freight.  Therefore, we absolutely must have your phone number in order to ship it because they require it to contact you to arrange delivery.  Please provide your phone number when you purchase.


Note: As with any frame-up custom build project, it is common and wise shop practice to pre-assemble the entire motorcycle prior to any paint work for compatibility verification of all parts used.



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