The Chelsea 880 Series Power Take-Off Assembly, part number 880GMAHX-H3XV or 880GMAHXH3XV, is an 8-bolt, lever mechanical shift PTO built for heavy-duty applications including fire trucks, bulk haulers, oil field equipment, aerial units, and large recovery trucks. Output is through a 1-1/2"-10T spline shaft with a 1410 companion flange, rated for intermittent torque up to 500 lb-ft (678 Nm). Shaft power reaches 48 HP at 500 RPM and 95 HP at 1000 RPM. The cast iron housing is built to handle constant mesh input gears, and the removable shift cover simplifies backlash adjustment. Compatible with Volvo/Mack, Allison, Eaton/Fuller, and other transmission applications. Call us to confirm proper fit for your specific transmission and application.
Features
8-bolt mounting pattern compatible with Volvo/Mack, Allison, Eaton/Fuller, and other manual transmissions
Lever mechanical shift with optional air control shift capability
1-1/2"-10T spline output shaft with 1410 companion flange
Intermittent torque rating up to 500 lb-ft (678 Nm); check application pages for actual torque ratings
Shaft power: 48 HP at 500 RPM, 95 HP at 1000 RPM
Dual-pump output allows mounting a hydraulic pump on each end of the PTO
Removable shift cover for straightforward backlash adjustment
Rugged cast iron housing suited for oil field, fire truck, aerial, and recovery applications
Tech Specs
- Intermittent Torque: 401-500 lb-ft (501+ Nm); 500 lb-ft / 678 Nm (check application pages for actual torque ratings)
- Transmission Compatibility: Volvo/Mack, Allison, Eaton/Fuller, Other
- Shift Type: Lever Mechanical
- Output Power: 56+ HP (51+ kW)
- Output Shaft Type: 1-1/2"-10T Spline with 1410 Companion Flange
- Mounting Type: 8-Bolt
- Shaft Power: 48 HP at 500 RPM / 95 HP at 1000 RPM (36 kW at 500 RPM / 71 kW at 1000 RPM)
Additional Information
Parts Manual: Chelsea 880 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
