The Muncie W Series Pump, part number W21-17BJ0-GTGT or W2117BJ0GTGT, is a genuine Muncie hydraulic pump designed for PTO-driven applications on heavy-duty trucks. The W Series is a well-established Muncie pump line used in work-truck hydraulic systems. Pro Gear and Transmission carries this genuine Muncie part for fleet maintenance operations and truck repair shops sourcing a direct replacement. Call us to confirm proper fitment for your specific truck and PTO configuration before ordering.
Features
Genuine Muncie W Series hydraulic pump
Part number W21-17BJ0-GTGT or W2117BJ0GTGT
Designed for PTO-driven heavy-duty truck hydraulic systems
Direct OEM-style replacement for W Series applications
Sold by Pro Gear and Transmission
Parts manual and diagrams: Muncie Optimum W Series pump parts list with prices
