The Chelsea 272 Series power take-off assembly, part number 272RGKUP-B3RB or 272RGKUPB3RB, is a 6-bolt hot shift PTO designed for medium-duty vocational applications including aerial, construction equipment, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft of intermittent torque and delivers output power above 56 HP. Shift options span both pneumatic and hydraulic, and the series includes an integral air control valve as a standard feature. Rotatable flanges and a wet-spline output option help extend service life on the pump shaft. The 272 Series consolidates the 230, 231, 236, 238, 270, and 271 Chelsea PTO families into one platform, offering nine speed ratios and eighteen shift configurations. Call us to confirm the correct fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO
Up to 300 lb-ft intermittent torque capacity
Pneumatic or hydraulic shift with integral air control valve
Nine speed ratios and eighteen shift configurations available in the series
Rotatable flanges for flexible installation
Wet-spline output option for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Options: Round Shaft 1 in. with 1/4 in. key; Round Shaft 1-1/4 in. with 5/16 in. key
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates six earlier Chelsea PTO families (230, 231, 236, 238, 270, and 271) into a single medium-duty hot shift platform. Nine speed ratios and eighteen shift options make it one of the most configurable PTOs in its class. The Smart-Start feature is available for high-torque start-up conditions, and the wet-spline technology is an optional upgrade for direct-mount configurations. Common markets include aerial, construction equipment, towing and recovery, water trucks, defense, and material handling. Part number 272RGKUP-B3RB is sold individually (each). Not sure this is the right PTO for your transmission? Give us a call at Pro Gear and Transmission and we can help confirm proper application fit.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
