The Chelsea 272ABKUP-B5SD is a 272 Series hot shift power take-off assembly built on a 6-bolt mounting pattern. The 272 Series consolidates multiple legacy Chelsea PTO lines into a single versatile platform capable of up to 300 lb-ft intermittent torque and continuous-duty operation across a wide range of medium-duty applications. Output shaft options within the series include round shaft configurations, and shift options span both pneumatic and hydraulic actuation with an integral air control valve. Common applications for the 272 Series include towing and recovery, aerial equipment, construction, and water trucks. Part number 272ABKUP-B5SD or 272ABKUPB5SD. Call us to confirm proper fit for your application.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Up to 300 lb-ft intermittent torque capacity
Available with pneumatic or hydraulic shift actuation
Integral air control valve included
Wet-spline option for extended PTO and pump shaft 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 (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
- Output Power (series): 56+ HP (41-50 kW)
- Lubricant Codes: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Part Number: 272ABKUP-B5SD or 272ABKUPB5SD
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
