The Chelsea 880 Series Power Take-Off Assembly, part number 880XQAHX-H3XV or 880XQAHXH3XV, 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. The output shaft is a 1-1/2"-10T spline with a 1410 series companion flange, rated for intermittent torque up to 500 lb-ft (678 Nm). Shaft power output reaches 48 HP at 500 RPM and 95 HP at 1000 RPM. The cast iron housing and tapered cone bearings handle high-torque, high-load demands, while a removable shift cover simplifies backlash adjustment during installation. Fits most 8-bolt manual transmissions from Volvo/Mack, Allison, and Eaton/Fuller. A genuine Chelsea part from Pro Gear and Transmission. Call us to confirm proper fit for your transmission.
Features
8-Bolt mounting fits most manual transmissions including Volvo/Mack, Allison, and Eaton/Fuller
Lever mechanical shift with optional air control shift availability
1-1/2"-10T spline output shaft with 1410 series companion flange
Intermittent torque rating up to 500 lb-ft (678 Nm); shaft power 48 HP at 500 RPM, 95 HP at 1000 RPM
Cast iron housing with tapered cone bearings for sustained high-torque service
Removable shift cover allows simple, accurate backlash adjustment during installation
Tech Specs
- Intermittent Torque: 500 lb-ft (678 Nm) - Check Application Pages for Actual Torque Ratings
- Shift Type: Lever Mechanical
- Output Shaft Type: 1-1/2"-10T Spline with 1410 Series Companion Flange
- Mounting Type: 8-Bolt
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1000 RPM
- Compatible Transmissions: Volvo/Mack, Allison, Eaton/Fuller, Other
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts manual and diagrams: Chelsea 880 Series PTO parts list with prices
