The Chelsea 880 Series Power Take-Off, part number 880XQAHX-P3AF or 880XQAHXP3AF, is an 8-bolt lever mechanical shift PTO built for heavy-duty on-highway and off-highway applications. The output shaft is a 1-1/2"-10T spline paired with a 1410 companion flange, rated for intermittent torque in the 401-500 lb-ft range (up to 500 lb-ft; confirm actual rating on the Chelsea application pages). Shaft power output reaches 95 HP at 1,000 RPM and 48 HP at 500 RPM. Compatible transmissions include Volvo/Mack, Allison, and Eaton/Fuller platforms. The cast iron housing features a removable shift cover for straightforward backlash adjustment, and a dual-pump output configuration allows a hydraulic pump to be mounted on each end. A genuine Chelsea part, sold by Pro Gear and Transmission. Call us to confirm proper fit for your application.
The Chelsea 880 Series is designed for high-torque, high- and low-speed applications across demanding markets including oil and gas, aerial, mining, fire apparatus, bulk hauling, winch, and large truck recovery. Constant mesh input gears and tapered cone bearings support continuous operation (with 30% de-rating for continuous use). The removable shift cover simplifies backlash adjustment during installation. Common applications include bulk haulers, fire trucks, oil field equipment, aerial platforms, and large recovery trucks.
Features
8-Bolt mounting for most manual transmissions including Volvo/Mack, Allison, and Eaton/Fuller
Lever mechanical shift with optional air control shift available
1-1/2"-10T spline output shaft with 1410 companion flange
Intermittent torque rating up to 500 lb-ft (678 Nm); verify actual rating on Chelsea application pages
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
Tech Specs
- Intermittent Torque: Up to 500 lb-ft (678 Nm) - check Chelsea application pages for actual rating
- Shift Type: Lever Mechanical
- Mounting Type: 8-Bolt
- 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
- Compatible Transmissions: Volvo/Mack, Allison, Eaton/Fuller, Other
Additional Information
The Chelsea 880 Series is designed for high-torque, high- and low-speed applications across demanding markets including oil and gas, aerial, mining, fire apparatus, bulk hauling, winch, and large truck recovery. Constant mesh input gears and tapered cone bearings support continuous operation (with 30% de-rating for continuous use). The removable shift cover simplifies backlash adjustment during installation. Common applications include bulk haulers, fire trucks, oil field equipment, aerial platforms, and large recovery trucks.
Parts Manual: Chelsea 880 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
