The Chelsea 272 Series power take-off assembly, part number 272XAAJP-V3RK or 272XAAJPV3RK, is a 6-bolt hot shift PTO designed for medium-duty mobile equipment applications. The 272 Series supports intermittent torque ratings from 201 to 300 lb-ft and is available with pneumatic or hydraulic shift, making it one of the most flexible PTOs in its class. Output shaft options include a 1-inch round shaft with 1/4-inch key or a 1-1/4-inch round shaft with 5/16-inch key. The series consolidates several earlier Chelsea models into a single platform with nine speed ratios and eighteen shift configurations. Typical markets include aerial, construction equipment, towing and recovery, and water trucks. Call us to confirm the correct fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting pattern
Hot shift operation with pneumatic or hydraulic shift options
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Output shaft options: 1-inch round with 1/4-inch key or 1-1/4-inch round with 5/16-inch key
Nine available speed ratios across eighteen shift configurations
Wet-spline option available for extended PTO and pump shaft service life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Shaft Option 1: 1-inch round shaft with 1/4-inch key
- Output Shaft Option 2: 1-1/4-inch round shaft with 5/16-inch key
- Output Power: 56+ HP (41-50 kW)
- Speed Ratios: 9 available
- Shift Configurations: 18 available
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 series into a single medium-duty hot shift platform. The series includes an integral air control valve and supports direct mount and driveshaft output configurations. The Smart Start option is available for high-torque start-up conditions. Applications include aerial equipment, construction equipment, towing and recovery, and water trucks.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
