The Chelsea 272AGKUP-G5RK is a 272 Series hot shift power take-off assembly with 6-bolt mounting, available with hydraulic or pneumatic shift. The 272 Series supports intermittent torque ratings of 201-300 lb-ft (401-500 Nm) and continuous-duty torque capability (de-rated 30% from intermittent peak). Output shaft options within the series include round shaft configurations with 1" 1/4" key or 1-1/4" 5/16" key. This PTO consolidates the older 230, 231, 236, 238, 270, and 271 series into a single platform, offering nine speed ratios and eighteen shift configurations. Built for aerial, construction, towing and recovery, and water truck applications. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 272 Series 6-bolt mounting hot shift PTO
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Hydraulic or pneumatic (air) shift with integral air control valve
Consolidates 230, 231, 236, 238, 270, and 271 series into one platform
Nine speed ratios and eighteen shift configurations available across the series
Smart-Start option for high-torque start-up conditions; Wet-Spline option for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Hydraulic or Pneumatic (Air)
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round Shaft (1" with 1/4" key) or Round Shaft (1-1/4" with 5/16" key)
- Continuous Torque: De-rate intermittent torque rating by 30% (see application pages for actual ratings)
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Part Number: 272AGKUP-G5RK or 272AGKUPG5RK
Additional Information
The Chelsea 272 Series replaces and consolidates several earlier medium-duty hot shift PTO families, including the 230, 231, 236, 238, 270, and 271 series. Common markets include aerial work platforms, construction equipment, towing and recovery, water trucks, material handling, defense, and water drilling. The series features rotatable flanges, an integral air control valve, and optional Wet-Spline technology for longer component life. The Smart-Start option addresses high-torque start-up demands common in heavy-duty mobile applications. Pro Gear and Transmission sells this as part number 272AGKUP-G5RK. Not sure this is the right PTO for your transmission? Give us a call.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
