Sportster BOM
Iron Sportster bill of material
Iron Sportsters and K-models
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Trap door asy
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Shifter
Shifter nut
Early K-models used a plain nut.
7863
1952-1954
Just a nut, just a plain-old nut.
The Iron Sportster trap door assembly holds the mainshaft, countershaft, and shifter mechanism.
The Iron Sportster shifter comes as the 34009-52 assembly.
Sub-assemblies
Front end (1)
Chassis
Frame Asy
Frame (1)
Engine (2)
Case (2)
Case set (2)
Flywheel (4)
Electric starter (1)
Generator (1)
Gearcase (1)
Cams (5)
Cam cover (2)
Ignition (1)
Lifters (1)
Oil pump (7)
Intake-Exhaust (1)
Air filter (1)
Carburetor (1)
Exhaust (1)
Primary (2)
Clutch (6)
Kick starter (1)
Primary cover asy (19)
Sprocket cover (2)
Top-end (1)
Cylinders (4)
Heads (3)
Pushrods (1)
Rocker boxes (1)
Transmission (3)
Countershaft asy (9)
Mainshaft asy (11)
Clutch gear (7)
Trap door asy (12)
Shifter (25)