DENSO TG228000-8420 Starter 12V 4.0 kW 13-Tooth OSGR Gear Reduction

The DENSO TG228000-8420 is a new, original-equipment DENSO starter motor (also listed as 228000-8420). It is a 12-volt offset gear reduction (OSGR) starter from the DENSO R family. A compact high-speed motor is geared down to turn the pinion, which gives strong cranking torque for large diesel engines.

Key Features:

• 12-volt system with a 4.0 kW (about 5.36 hp) motor
• Offset gear reduction design
• 13-tooth pinion with clockwise rotation
• Gear OD of 1.551 in (39.4 mm)
• Two-ear mount, each ear with an unthreaded 11.4 mm hole
• Torque-tested, lubricated clutch assembly
• High-voltage tested armature to check insulation resistance

This DENSO starter is built to give dependable cranking in all weather conditions. Compare the mounting ears and pinion specifications above against your original starter before installation.