Chelsea part number 272GKAJX-13RK or 272GKAJX13RK is a 272 Series hot shift power take-off assembly with 6-bolt mounting. The 272 Series consolidates several previous Chelsea medium-duty PTO lines into a single platform rated for up to 300 lb-ft intermittent torque and 56-plus horsepower output. Shift options include pneumatic (air) and hydraulic configurations, and the series supports both round shaft direct-mount outputs and driveshaft outputs. An integral air control valve is included. The 272 Series sees use in aerial, construction, towing and recovery, and water truck applications. Call us to confirm proper fit and shift configuration for your chassis and transmission.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Up to 300 lb-ft intermittent torque rating
Pneumatic (air) or hydraulic shift with integral air control valve
Round shaft output options available (1 in. with 1/4 in. key or 1-1/4 in. with 5/16 in. key)
Smart Start option supports high-torque start-up conditions
Suited for aerial, construction, towing and recovery, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic (Air) or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Options: Round Shaft 1 in. with 1/4 in. key; Round Shaft 1-1/4 in. with 5/16 in. key
- Lubricant Coding: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- NMFC Code: 128520 (Hydraulic PTOs, Pumps, Motors, etc.)
Additional Information
The Chelsea 272 Series replaces and consolidates the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty hot shift PTO lines. 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. Applications include aerial work platforms, construction equipment, defense, material handling, water drilling, and towing and recovery. Part number 272GKAJX-13RK or 272GKAJX13RK is sold by Pro Gear and Transmission. Call us to verify the correct shift type, output configuration, and speed ratio for your specific vehicle and hydraulic system.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
