The Chelsea 880 Series Power Take-Off Assembly, part number 880GBAHX-A3XS or 880GBAHXA3XS, is an 8-bolt, lever mechanical shift PTO built for heavy-duty applications including fire trucks, bulk haulers, oil field equipment, large recovery trucks, and aerial units. The output shaft is a 1-1/2"-10T spline with a 1410 companion flange, delivering 56+ HP output. Shaft power is rated at 48 HP at 500 RPM and 95 HP at 1,000 RPM. Intermittent torque rating for the 880 Series reaches 500 lb-ft. The cast iron housing and removable shift cover make backlash adjustment straightforward. This unit supports dual-pump output, allowing a hydraulic pump to be mounted on each end. Compatible with Volvo/Mack, Allison, and Eaton/Fuller transmissions, among others. Available from Pro Gear and Transmission - call us to confirm proper fit for your specific transmission and application.
Features
8-Bolt mounting for compatibility with most manual transmissions including Volvo/Mack, Allison, and Eaton/Fuller
Lever mechanical shift; optional air control shift available within the 880 Series
1-1/2"-10T spline output shaft with 1410 companion flange
Dual-pump output allows a hydraulic pump to mount on each end of the PTO
Shaft power: 48 HP at 500 RPM, 95 HP at 1,000 RPM
Removable shift cover for simpler, more accurate backlash adjustment
Tech Specs
- INTERMITTENT TORQUE: 500 lb-ft / 678 Nm (Check Application Pages for Actual Torque Ratings)
- 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 at 500 RPM; 95 HP at 1,000 RPM (36 kW at 500 RPM; 71 kW at 1,000 RPM)
- CONTINUOUS OPERATION: Yes, with 30% de-rating
- TRANSMISSION COMPATIBILITY: Volvo/Mack, Allison, Eaton/Fuller, and Other
Additional Information
Parts Manual: Chelsea 880 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
