The Chelsea 880 Series Power Take-Off Assembly, part number 880GQAHX-A3XY or 880GQAHXA3XY, is an 8-bolt, lever mechanical shift PTO built for high-torque, demanding applications including bulk haulers, fire trucks, oil field equipment, aerial units, and large recovery trucks. It delivers an intermittent torque rating of 401-500 lb-ft (501+ Nm), with shaft power of 48 HP at 500 RPM and 95 HP at 1,000 RPM. The output shaft is a 1-1/2"-10T spline fitted with a 1410 companion flange. Compatible transmissions include Volvo/Mack, Allison, Eaton/Fuller, and others. Cast iron housing with tapered cone bearings and a removable shift cover for straightforward backlash adjustment. Available from Pro Gear and Transmission - call us to confirm proper fit for your application.
Features
8-bolt mounting, compatible with Volvo/Mack, Allison, Eaton/Fuller, and other transmissions
Lever mechanical shift with optional air control shift available
1-1/2"-10T spline output shaft with 1410 companion flange
Intermittent torque rating: 401-500 lb-ft (501+ Nm); check application pages for actual torque ratings
Shaft power: 48 HP at 500 RPM, 95 HP at 1,000 RPM
Dual-pump output allows mounting a hydraulic pump on each end of the PTO
Rugged cast iron housing with tapered cone bearings and removable shift cover for simplified backlash adjustment
Tech Specs
- INTERMITTENT TORQUE: 401-500 lb-ft (501+ Nm); 500 lb-ft / 678 Nm (Check Application Pages for Actual Torque Ratings)
- SHIFT TYPE: Lever Mechanical
- MOUNTING TYPE: 8-Bolt
- TRANSMISSION COMPATIBILITY: Volvo/Mack, Allison, Eaton/Fuller, Other
- OUTPUT SHAFT TYPE: 1-1/2" - 10T Spline with 1410 Companion Flange
- OUTPUT POWER: 56+ HP (51+ kW)
- SHAFT POWER: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1,000 RPM
- CONTINUOUS OPERATION: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 880 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
