STG51273 Starter Motor 188586 425-36290 AM878189 for Gehl Skid Steers John Deere 3365 35D Yanmar 3TN82E 4TN82E 12V 2.3kW 15T CW OSGR Replacement

Part Numbers

Product Description

The STG51273 Starter Motor is an aftermarket replacement starter designed for compatible Gehl skid steers, John Deere equipment, and Yanmar engine applications. It features a 12-volt electrical rating, 2.3 kW power output, 15-tooth pinion, clockwise (CW) rotation, and Hitachi-style OSGR (Offset Gear Reduction) design. These specifications are intended to help match the starter to compatible equipment.

This starter cross-references Gehl part numbers 188586 and 425-36290, John Deere AM878189, and Yanmar 129400-77010, 129400-77011, and 129400-77012. These references help buyers compare the replacement with the original starter and identify the appropriate part for their equipment.

The supplied fitment list includes Gehl 3635, 3640, 3840, 3935, and 4240 skid steers; John Deere 3365 turf mowers and 35D excavators; and Yanmar 3TN82E and 4TN82E engines. Model years and detailed engine configurations were not provided, so verify the original part number, mounting points, pinion dimensions, and electrical connections before ordering.

Key Features

• 12V electrical system: Designed for compatible 12-volt starting systems.

• 2.3 kW power output: Specified power rating for compatible equipment.

• 15-tooth pinion: Helps match the original starter drive configuration.

• Clockwise rotation: Specified CW rotation.

• Hitachi-style OSGR design: Offset Gear Reduction construction.

• Multiple OEM references: Includes Gehl, John Deere, and Yanmar part numbers.

• Multi-equipment application: Listed for selected skid steers, turf equipment, excavators, and Yanmar engines.

• Aftermarket replacement: Intended for compatible original starter applications.

Product Specifications

Vehicle / Equipment Fitment