The Chelsea 272ABKUP-K5RK is a 272 Series 6-bolt hot shift power take-off, part of Chelsea's redesigned medium-duty PTO line that consolidates the 230, 231, 236, 238, 270, and 271 series into a single platform. The 272 Series supports up to 300 lb-ft intermittent torque and is available with pneumatic or hydraulic shift, an integral air control valve, and rotatable flanges. Output shaft options across the series include a 1-inch round shaft with 1/4-inch key and a 1-1/4-inch round shaft with 5/16-inch key. The series covers nine speed ratios and eighteen shift options, with direct-mount and driveshaft output configurations suited to aerial, construction, towing and recovery, and water truck applications. A genuine Chelsea part, available from Pro Gear and Transmission.
Features
272 Series 6-bolt hot shift PTO mounting
Intermittent torque capacity up to 300 lb-ft (401-500 Nm)
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Round shaft output options: 1" with 1/4" key or 1-1/4" with 5/16" key
Smart-Start option available for high-torque start-up conditions
Tech Specs
- Series: Chelsea 272
- 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" with 1/4" key; or Round Shaft, 1-1/4" with 5/16" key
- Speed Ratios Available: 9
- Shift Options Available: 18
- Lubricant Options: No Pressure Lube, Pressure Lube, Wet Spline
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
