The Chelsea 272XSESX-R5RK is a 272 Series 6-Bolt Hot Shift Power Take-Off, part of Chelsea's medium-duty PTO line covering aerial, construction equipment, towing and recovery, and water truck applications. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with pneumatic or hydraulic shift. It mounts via a 6-bolt pattern and features an integral air control valve with rotatable flanges. The series consolidates the earlier 230, 231, 236, 238, 270, and 271 lines into a single, flexible platform with nine speed ratios and eighteen shift options. Pro Gear and Transmission carries this genuine Chelsea unit.
Features
6-Bolt mounting pattern for medium-duty hot shift applications
Up to 300 lb-ft intermittent torque (401-500 Nm)
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Wet-Spline option available for extended PTO and pump shaft life
Smart Start option supports high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round Shaft (1 in. - 1/4 in. Key) or Round Shaft (1-1/4 in. - 5/16 in. Key)
- Speed Ratios: 9 available
- Shift Options: 18 available
- Series: Chelsea 272
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series PTOs into one platform. Designed for aerial, construction equipment, towing and recovery, water truck, defense, and material handling markets. Compatible with direct mount or driveshaft output configurations. Direct mount versions offer optional Wet-Spline technology for longer service life; driveshaft output versions support the Smart Start option for demanding high-torque engagement conditions.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
