All JD Parts
Harley Davidson made the F-head Singles from 1915 to 1918 and F-head Twins from 1915 to 1929.
On our parts, we use the term Harley JD as a general descriptor for all of the F-head model singles and twins. The main models were J, F, JD, & FD.
Model J, JE - 61" Battery Model JD - 74" Battery
Model F, FE - 61" Magneto Model FD - 74" Magneto
90-23-28STD HARLEY JD INTAKE HOUSING VALVE POCKET W/ GUIDE 1923-1929 74" TWINS
Regular price $185.50
352-25J JIMS MACHINE MADE - HARLEY JD SPROCKET SHAFT LEFT SIDE 1925-1929 ALL TWINS
Regular price $160.80
3125-15 SPT Seat Post Tube - 1915-1924 Singles and Twins Harley JD - Nickel Plated
Regular price $92