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 

2549-09 HARLEY JD FRONT SPRING FORK CAPS 1909-1911 SINGLES & TWINS
2549-09 HARLEY JD FRONT SPRING FORK CAPS 1909-1911 SINGLES & TWINS
$59.90
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100-09 HARLEY JD FRONT SPRING FORK CASTING/FENDER MOUNT 1909-1912 SINGLE & TWIN
100-09 HARLEY JD FRONT SPRING FORK CASTING/FENDER MOUNT 1909-1912 SINGLE & TWIN
$143.50
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18-21 HARLEY JD TOP CYLINDER PLUGS. 1921-1924 74"
18-21 HARLEY JD TOP CYLINDER PLUGS. 1921-1924 74"
$54.40
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300-F25 1925-1929 Harley J JD front Spring Perch Casting
300-F25 1925-1929 Harley J JD front Spring Perch Casting
$299
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BCEX Triple Clamp/ Handlebar mount 1913-1915 Harley J Racer Castings
BCEX Triple Clamp/ Handlebar mount 1913-1915 Harley J Racer Castings
$202
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Harley J SRF-001 Scissor Racing Fork
Harley J SRF-001 Scissor Racing Fork
$3,500
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2210-16 Harley JD VL Shift Gate Clamp Nuts (2) 1916 - 1935 All Models & 1936 VL
2210-16 Harley JD VL Shift Gate Clamp Nuts (2) 1916 - 1935 All Models & 1936 VL
$35.99
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4415-24 Battery Case Bracket - 1924 Harley JD
4415-24 Battery Case Bracket - 1924 Harley JD
$32.40
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300-14A Rigid Fork Casting WITHOUT Headlight Bracket Late 1914 to Early 1915 Harley JD
300-14A Rigid Fork Casting WITHOUT Headlight Bracket Late 1914 to Early 1915 Harley JD
$308.45
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4032-15 HARLEY J JD REAR BRAKE DRUM 1915 1916 1917 1918
4032-15 HARLEY J JD REAR BRAKE DRUM 1915 1916 1917 1918
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10A9 ANTIQUE HARLEY J CYLINDER PLUG 1910 SINGLE CYLINDER
10A9 ANTIQUE HARLEY J CYLINDER PLUG 1910 SINGLE CYLINDER
$71.55
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TBK9301STD HARLEY JD & VL TRANSMISSION BEARING KIT. 1916-1931 24 PIECES
TBK9301STD HARLEY JD & VL TRANSMISSION BEARING KIT. 1916-1931 24 PIECES
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CA791 HARLEY JD INTAKE PUSH ROD LOWER CUP 1912-1916
CA791 HARLEY JD INTAKE PUSH ROD LOWER CUP 1912-1916
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AA19 HARLEY JD CRANK PIN 1905-1912 SINGLES
AA19 HARLEY JD CRANK PIN 1905-1912 SINGLES
$157.20
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AA200 HARLEY JD GEAR CASE COVER 1910-1912 BATTERY MODEL
AA200 HARLEY JD GEAR CASE COVER 1910-1912 BATTERY MODEL
$336
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AA70 HARLEY JD BREATHER RELIEF VALVE NUT SPRING & BALL 1909-1913 Singles
AA70 HARLEY JD BREATHER RELIEF VALVE NUT SPRING & BALL 1909-1913 Singles
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BA829 HARLEY JD RELIEF VALVE COMPLETE W/ SPRING 1911-1914 TWINS
BA829 HARLEY JD RELIEF VALVE COMPLETE W/ SPRING 1911-1914 TWINS
$59.90
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416-17OS HARLEY JD OVERSIZE Left Case Race & Thrust Washer. 1917-1924 All Twins
416-17OS HARLEY JD OVERSIZE Left Case Race & Thrust Washer. 1917-1924 All Twins
$54.35
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300-09 HARLEY JD RIGID FORK CASTING 1909-1912 SINGLES & TWINS
300-09 HARLEY JD RIGID FORK CASTING 1909-1912 SINGLES & TWINS
$253.50
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348-13 HARLEY JD CRANK PIN 1913 SINGLE BUSHING MOTORS ONLY
348-13 HARLEY JD CRANK PIN 1913 SINGLE BUSHING MOTORS ONLY
$157.20
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