This starter drive is designed for classic IHC and McCormick Deering farm tractors. Built using wear-resistant hardened alloy steel, it maintains stable cranking torque for vintage agricultural equipment operation. Accurately formed gear teeth and splines support simple installation. The integrated overrunning clutch shields the starter armature once ignition occurs. It serves as a practical aftermarket substitute for worn, slipping or defective original starter drives.
1. Basic Information
Item: Starter Drive Gear
Function: Meshes with the engine flywheel to transfer starter torque for smooth engine startup.
2. Compatibility
Brands: IHC, McCormick Deering.
Starters: Delco 10MT Series DD Starters, SD300 Series DD Starters.
3. OEM Reference Codes
Matches codes: 1939109, 4-267, SDR5091.
4. Specifications
Teeth (T): 9
G Dimension: 29.7
Length (L): 96
Splines (SPL): 3
Inner Diameter (ID): 14.3
Diameter (D): 60
Rotation Direction: Counterclockwise (CCW)



1 years
China