The Chelsea 272GGAJX-P3RK is a 272 Series 6-bolt hot shift power take-off assembly, available with pneumatic or hydraulic shift. The 272 Series is engineered to handle intermittent torque up to 300 lb-ft and consolidates the capabilities of several earlier Chelsea medium-duty PTO families into a single, versatile platform. It ships with 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 supports continuous-duty torque ratings with an optional Wet-Spline output for extended PTO and pump shaft service life. Common applications include aerial work platforms, towing and recovery, construction equipment, and water trucks. Part number 272GGAJX-P3RK or 272GGAJXP3RK. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift operation with pneumatic or hydraulic shift options
Intermittent torque rating up to 300 lb-ft (272 Series)
Includes integral air control valve
Rotatable flanges for flexible installation
Optional Wet-Spline output for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque (Series Rating): 201-300 lb-ft / 401-500 Nm
- Output Power (Series): 56+ HP / 41-50 kW
- Output Shaft Type: Round Shaft with key (series offers 1 in. with 1/4 in. key or 1-1/4 in. with 5/16 in. key options)
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Part Number: 272GGAJX-P3RK or 272GGAJXP3RK
Additional Information
The Chelsea 272 Series consolidates and replaces the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty hot shift PTOs into one platform. The series offers nine speed ratios and eighteen shift options, making it adaptable across a wide range of truck-mounted equipment. The Smart Start option is available for high-torque start-up conditions on driveshaft output configurations. Typical market applications for the 272 Series include aerial platforms, construction equipment, towing and recovery, water trucks, and material handling. For detailed ratio and configuration selection, reference Chelsea 272 Series documentation or call Pro Gear and Transmission to confirm the right fit for your chassis and transmission.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
