The Chelsea 272 Series power take-off assembly, part number 272RCKUP-G3RB or 272RCKUPG3RB, is a 6-bolt hot shift PTO built for medium-duty working equipment. Part of Chelsea's redesigned 272 Series, this assembly consolidates the earlier 230, 231, 236, 238, 270, and 271 series into a single versatile platform. The 272 Series supports intermittent torque ratings of 201 to 300 lb-ft (401 to 500 Nm) and delivers 56-plus HP output. Shift options span both pneumatic and hydraulic configurations, and the series features an integral air control valve with rotatable flanges. Common applications include aerial equipment, towing and recovery, construction equipment, and water trucks. Call us to confirm proper fit for your 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 power: 56+ HP (41 to 50 kW)
Integral air control valve with rotatable flanges
Suitable for aerial, towing and recovery, construction, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic (Hot Shift)
- 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 Codes: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Part Number: 272RCKUP-G3RB or 272RCKUPG3RB
Additional Information
The Chelsea 272 Series replaces and consolidates the 230, 231, 236, 238, 270, and 271 Series PTOs. The 272 Series offers nine speed ratios and eighteen shift configurations, giving fleet spec writers and upfitters a single part family to cover a wide range of medium-duty applications. The optional Wet-Spline design extends service life on direct-mount pump connections, and the Smart-Start option addresses high-torque start-up conditions common in towing and recovery or aerial lift service. The 272 Series is covered by Parker Chelsea documentation including the 272 Series Parts List (HY25-2272-M1_US) and the 272/282/852/885 Series Owner's Manual.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
