The Chelsea 272 Series Power Take-Off Assembly, part number 272XGAJX-A3XD or 272XGAJXA3XD, is a 6-bolt hot shift PTO designed for medium-duty applications including aerial, construction equipment, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with pneumatic or hydraulic shift, featuring an integral air control valve. The series offers nine speed ratios and 18 shift options, with rotatable flanges and direct-mount or driveshaft output configurations. Smart-Start capability accommodates high-torque start-up conditions. Call us to confirm proper fit for your 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
Nine speed ratios and 18 shift options
Smart-Start option for high-torque start-up conditions
Rotatable flanges; direct-mount and driveshaft output configurations available
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)
- Speed Ratios Available (Series): 9
- Shift Options Available (Series): 18
- Output Shaft Type (Series): Round Shaft (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
- Lubricant Codes: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- NMFC Code: 128520 - Hydraulic PTOs, Pumps, Motors, etc.
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series PTOs into a single, more versatile platform. Wet-Spline technology is optionally available on direct-mount configurations, extending PTO and pump shaft service life. The 272 Series is suited for aerial, construction, defense, material handling, water drilling, and other mobile equipment markets. Part number 272XGAJX-A3XD is sold individually as a complete PTO assembly.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
