The Chelsea 880 Series Power Take-Off Assembly, part number 880XJITP-A3XS or 880XJITPA3XS, is an 8-bolt, lever mechanical shift PTO built for high-torque, heavy-duty service. The output shaft is a 1-1/2"-10 spline with a 1410 series companion flange. Intermittent torque rating for the 880 Series reaches 500 lb-ft (678 Nm); continuous operation is supported with a 30% de-rating. Shaft power output is 48 HP at 500 RPM and 95 HP at 1,000 RPM. The 880 Series fits manual transmissions with an 8-bolt aperture and is suited for bulk haulers, fire trucks, winch applications, oil field equipment, aerial units, and large truck recovery. A genuine Chelsea part available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
The Chelsea 880 Series is designed for high and low speed, high-torque applications with constant mesh input gears. Tapered cone bearings provide excellent load-bearing capability. Common applications include bulk haulers, fire trucks, winch systems, oil field equipment, aerial platforms, and large truck recovery vehicles. The 880 Series is also available for the Eaton Endurant transmission. Reference documents for this series include the 880 Series Parts List (HY25-2880-M1_US) and the Chelsea Service Manual (HY25-6880-M1/US).
Features
8-bolt mounting fits most manual transmissions with an 8-bolt aperture
Lever mechanical shift with optional air control shift available on the 880 Series
1-1/2"-10T spline output shaft with 1410 series companion flange
Intermittent torque rating up to 500 lb-ft (678 Nm); continuous operation with 30% de-rating
Shaft power: 48 HP at 500 RPM, 95 HP at 1,000 RPM
Dual-pump output allows mounting a pump on each end of the PTO
Removable shift cover simplifies backlash adjustment during installation
Rugged cast iron housing
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Lever Mechanical
- Output Shaft Type: 1-1/2" - 10T Spline with 1410 Series Companion Flange
- Intermittent Torque: 500 lb-ft / 678 Nm (check application pages for actual torque ratings)
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 48 HP (500 RPM), 95 HP (1,000 RPM) / 36 kW (500 RPM), 71 kW (1,000 RPM)
- Continuous Operation: Yes, with 30% de-rating
- Transmission Compatibility: Volvo/Mack, Allison, Eaton/Fuller, and other 8-bolt aperture manual transmissions
Additional Information
The Chelsea 880 Series is designed for high and low speed, high-torque applications with constant mesh input gears. Tapered cone bearings provide excellent load-bearing capability. Common applications include bulk haulers, fire trucks, winch systems, oil field equipment, aerial platforms, and large truck recovery vehicles. The 880 Series is also available for the Eaton Endurant transmission. Reference documents for this series include the 880 Series Parts List (HY25-2880-M1_US) and the Chelsea Service Manual (HY25-6880-M1/US).
