Cat Dozer Hydraulic Pumps & Couplers

Cat Dozer Hydraulic Pump and Coupler

Image	Fits Model	Description	Details	Part #	Price	Product Details
	See Details	D3G, D4G, D5G	Hydraulic Pump	137-1296	$777.00	View Info

Hydraulic pumps and couplers for Caterpillar small-frame dozers, covering the D3G, D4G, and D5G series machines. These components are critical to maintaining blade control and auxiliary hydraulic function on Cat's compact crawler line.

Fits Models At A Glance

D3G Series: D3G
D4G Series: D4G
D5G Series: D5G

Key Notes

Application: Blade lift, tilt, and auxiliary hydraulic circuits on compact Cat dozers
Part Coverage: Hydraulic pump assemblies and pump drive couplers
Reference Numbers: OEM-cross part numbers available for D3G, D4G, and D5G fitment
Condition: New replacement units available for all listed models

Why Choose Broken Tractor

✅ Cat dozer specialists serving contractors nationwide
✅ Fast shipping from Baton Rouge and Kimbolton locations
✅ Real parts staff ready to confirm your fitment