The Chelsea 880QMMEX-V4XY is an 880 Series Power Take-Off built for 8-bolt manual transmission apertures. The 880 Series is designed for high-torque, high and low speed applications with constant mesh input gears, rated up to 500 lb-ft intermittent torque. Shift is lever-mechanical, with an optional air control shift available. The cast iron housing supports tapered cone bearings for strong load capacity, and the removable shift cover simplifies backlash adjustment. Typical applications in this series include bulk haulers, fire trucks, oil field equipment, winch systems, and large truck recovery. Available transmission fits span Eaton/Fuller, Allison, Volvo/Mack, and Daimler/Detroit platforms. Also referenced as SP880QMMEX-V4XY.
Features
8-bolt mounting for most manual transmissions including Eaton Endurant, Allison, Volvo/Mack, and Daimler/Detroit
Up to 500 lb-ft intermittent torque rating (678 Nm)
Lever-mechanical shift standard; optional air control shift available
Constant mesh input gears for high and low speed, high-torque operation
Rugged cast iron housing with tapered cone bearings
Removable shift cover for easier, more accurate backlash adjustment
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Lever, Mechanical (optional air control shift)
- Intermittent Torque Rating: 500 lb-ft (678 Nm)
- Output Power: 56+ HP (42+ kW)
- Shaft Power: 48 HP at 500 RPM / 95 HP at 1000 RPM (36 kW at 500 RPM / 71 kW at 1000 RPM)
- Continuous Operation: Yes, with 30% de-rating
- Compatible Transmissions: Eaton/Fuller, Allison, Volvo/Mack, Daimler/Detroit, and others
- Alternate Part Number: SP880QMMEX-V4XY
Additional Information
The Chelsea 880 Series is suited for Oil and Gas, Aerial, Mining, On-Highway, and other mobile applications. Typical vehicle fits include bulk haulers, fire trucks, oil field equipment, aerial platforms, winch-equipped trucks, and large recovery vehicles. Output options across the 880 Series include SAE B, SAE C, and ISO 7652 pump flanges, as well as driveline configurations. Output shaft options include SAE B (7/8 in. - 13T), SAE BB (1 in. - 15T), SAE C (1-1/4 in. - 14T), DIN 5462 pump spline, and 1410 Series companion flange.Parts Manual: Chelsea 880 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
