The Chelsea 272 Series power take-off assembly, part number 272KGJKX-V5BD or 272KGJKXV5BD, is a 6-bolt hot shift PTO designed for medium-duty applications in towing and recovery, aerial, construction, and water truck service. The 272 Series supports intermittent torque ratings from 201 to 300 lb-ft (401 to 500 Nm) and output power above 56 HP. Shift options include pneumatic (air) or hydraulic, and the series offers nine speed ratios across eighteen shift configurations. 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 272 Series consolidates the 230, 231, 236, 238, 270, and 271 series into a single platform. 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: 201 to 300 lb-ft (401 to 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, eighteen shift configurations
Suitable 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 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
- Speed Ratios Available: 9
- Shift Configurations Available: 18
- Integral Air Control Valve: Included
- Part Number: 272KGJKX-V5BD or 272KGJKXV5BD
Additional Information
The Chelsea 272 Series consolidates several earlier Chelsea medium-duty hot shift PTO lines, including the 230, 231, 236, 238, 270, and 271 series, into a single versatile platform. Direct mount output options are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations can include the Smart-Start feature, designed for high-torque start-up conditions. Rotatable flanges allow installation flexibility across a range of transmission and vehicle configurations. Applications served by the 272 Series include aerial lifts, construction equipment, towing and recovery vehicles, and water trucks.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
