The Chelsea 272ZKJWX-A5XD is a 272 Series hot shift power take-off assembly built on a 6-bolt mount. The 272 Series supports up to 300 lb-ft of intermittent torque and consolidates several earlier Chelsea medium-duty PTO lines, including the 230, 231, 236, 238, 270, and 271, into a single platform. Shift options span both pneumatic and hydraulic, and the series comes with an integral air control valve. Output shaft options within the 272 Series include round shaft configurations with 1-1/4" diameter. Common applications include aerial equipment, towing and recovery, construction, and water trucks. Pro Gear and Transmission sells genuine Chelsea parts. Call us to confirm proper fit for your application.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Pneumatic or hydraulic shift with integral air control valve
Up to 300 lb-ft intermittent torque capacity
Consolidates Chelsea 230, 231, 236, 238, 270, and 271 series into one platform
Rotatable flanges for flexible installation
Smart Start option available for high-torque start-up conditions
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 Type: Round Shaft (1" - 1/4" Key) or Round Shaft (1-1/4" - 5/16" Key)
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates multiple legacy medium-duty hot shift PTO lines into a single versatile platform. The series offers nine speed ratios and eighteen shift options. Wet-Spline technology is available on direct-mount configurations for extended PTO and pump shaft service life. The Smart Start feature addresses high-torque start-up demands common in towing, recovery, and aerial applications. Part number 272ZKJWX-A5XD or 272ZKJWXA5XD; also referenced as SP272ZKJWX-A5XD in some catalog sources. Typical application markets include aerial, construction equipment, water trucks, towing and recovery, material handling, and defense. Not sure this is the right PTO for your truck or 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.
