The Chelsea 272 Series PTO assembly, part number 272KGJKX-A5XD or 272KGJKXA5XD, is a 6-bolt hot shift power take-off designed for medium-duty mobile equipment applications including aerial, construction, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with either pneumatic or hydraulic shift. It includes an integral air control valve and features rotatable flanges for flexible installation. Output shaft options in the 272 Series include round shaft configurations, and the series offers nine speed ratios across 18 shift options. The 272 Series consolidates and replaces several earlier Chelsea medium-duty PTO lines. Call us to confirm proper fit for your specific 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
Rotatable flanges for flexible mounting orientation
Nine speed ratios and 18 shift configurations available in the series
Suited for aerial, construction, towing and recovery, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque (series): 201 to 300 lb-ft (401 to 500 Nm)
- Output Power (series): 56+ HP (41 to 50 kW)
- Output Shaft Type (series): Round Shaft with 1" - 1/4" key or 1-1/4" - 5/16" key
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Speed Ratios Available (series): 9
- Shift Configurations Available (series): 18
- NMFC Code: 128520 - Hydraulic PTOs, Pumps, Motors, etc.
Additional Information
The Chelsea 272 Series was developed to consolidate earlier Chelsea medium-duty hot shift PTO lines, including the 230, 231, 236, 238, 270, and 271 Series, into a single versatile platform. The series features optional Wet-Spline technology on direct-mount configurations for extended PTO and pump shaft service life, and a Smart-Start option for demanding high-torque start-up conditions. Part number 272KGJKX-A5XD is also referenced as SP272KGJKX-A5XD. Pro Gear and Transmission can help you confirm the correct PTO for your transmission and equipment - 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.
