The Chelsea 272 Series PTO Assembly, part number 272FSLLP-B8RB or 272FSLLPB8RB, is a 6-bolt hot shift power take-off built for medium-duty commercial truck applications including aerial work, construction equipment, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft intermittent torque and offers both pneumatic and hydraulic shift options, with an integral air control valve included. Output shaft choices in the 272 Series include round shaft configurations with key drives. Rotatable flanges add mounting flexibility. The 272 Series consolidates earlier Chelsea medium-duty PTO lines into a single, current platform. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO
Up to 300 lb-ft intermittent torque capacity
Available with pneumatic or hydraulic shift; integral air control valve included
Rotatable flanges for flexible installation
Wet-spline option available for extended PTO and pump shaft service life
Smart-Start option supports high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque (Series): 201-300 lb-ft (401-500 Nm)
- Output Shaft Type: Round Shaft with key drive
- Lubricant Options: No Pressure Lube (X), Pressure Lube (P), Wet Spline (W)
- Dimensions (H x W x L): 15 in. x 12 in. x 14 in.
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty hot shift PTOs into a single current platform. The series offers nine speed ratios and eighteen shift options, covering the most common direct-mount and driveshaft output configurations. Direct-mount variants include an optional Wet-Spline design for longer service life; driveshaft output variants can include Smart-Start for demanding high-torque start-up conditions. Typical market applications include aerial equipment, construction machinery, 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.
