The Chelsea 272GDHVP-B3XD or 272GDHVPB3XD is a 272 Series Hot Shift 6-bolt power take-off assembly designed for medium-duty applications. It mounts via a 6-bolt pattern and delivers a 1-1/4" round output shaft with a 5/16" key. Intermittent torque capacity runs 201-300 lb-ft (401-500 Nm), with continuous torque rated up to 300 lb-ft (refer to application pages for confirmed ratings). Shift is pneumatic or PowerShift (pneumatic/hydraulic), and the series accommodates transmissions from Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and others. The 272 Series consolidates several previous Chelsea medium-duty PTO lines into one platform, adding rotatable flanges and an integral air control valve. Common application markets include aerial work, construction equipment, towing and recovery, and water trucks. Call us to confirm proper fit for your specific transmission and chassis.
Features
272 Series Hot Shift design consolidates Chelsea 230, 231, 236, 238, 270, and 271 medium-duty PTO lines
6-bolt mounting pattern with rotatable flanges for flexible installation
1-1/4" round output shaft with 5/16" key
Intermittent torque: 201-300 lb-ft (401-500 Nm); continuous torque up to 300 lb-ft (407 Nm, verify per application)
Pneumatic shift and PowerShift (pneumatic/hydraulic) options; includes integral air control valve
Compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
Tech Specs
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Shift Type: Pneumatic / PowerShift (Pneumatic-Hydraulic)
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: Up to 300 lb-ft / 407 Nm (check application pages for confirmed ratings)
- Output Power: 56+ HP (41-50 kW)
- Shaft Power at 500 RPM: 29 HP / 21 kW; at 1000 RPM: 57 HP / 43 kW
- Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
