3G1239 REPLACEMENT HYD PUMP 621B, 621E, 627B SCRAPER Fits CAT model-T4050F - UPGRADE SPECIAL but multiple independent sources indicate

but multiple independent sources indicate R45099 (2-3/4" O

D8R Track-Type Tractor: 9EM00001 and up (3406C Engine)

Type: Worm Shaft

One New Aftermarket Replacement Pin Assembly for Caterpillar (Cat) Construction Equipment

Bearing Series: 3700

3G1239 REPLACEMENT HYD PUMP 621B, 621E, 627B SCRAPER Fits CAT model-T4050F - UPGRADE SPECIAL but multiple independent sources indicateOne New Aftermarket Replacement Hydraulic Vane Pump for Caterpillar (Cat) Motor Scrapers This aftermarket replacement hydraulic vane pump (Pump Group Vane) fits Caterpillar 621B, 621E, and 627B motor scrapers. It serves the hydraulic system on these push pull motor scrapers, providing the pressure required for steering and implement functions. This is a new replacement part, not remanufactured. Compatible Models Caterpillar Motor Scrapers: 621B