The Chelsea 282GMAJX-A3RK is a 282 Series medium-duty hot-shift power take-off assembly designed for demanding mobile equipment applications. The 282 Series mounts via an 8-bolt pattern and is available with pneumatic or hydraulic (PowerShift) shift options. The series supports intermittent torque ratings from 201 to 300 lb-ft (401-500 Nm) and shaft power outputs ranging from 29 HP at 500 RPM to 57 HP at 1,000 RPM. Output shaft options within the 282 Series include a 1-1/4 in. round shaft with 5/16 in. key and a 1 in. round shaft with 1/4 in. key. Typical markets for this series include aerial, construction equipment, towing and recovery, water trucks, and fuel oil delivery. Also referenced as 282GMAJXA3RK. Call us to confirm proper fit for your application.
Features
Chelsea 282 Series medium-duty hot-shift PTO assembly
8-bolt mounting pattern
Pneumatic or hydraulic (PowerShift) shift options
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Shaft power: 29 HP at 500 RPM, 57 HP at 1,000 RPM
Output shaft options: 1-1/4 in. round with 5/16 in. key or 1 in. round with 1/4 in. key
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Shaft Power: 29 HP (500 RPM), 57 HP (1,000 RPM), 21 kW (500 RPM), 43 kW (1,000 RPM)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Options: Round Shaft 1-1/4 in. with 5/16 in. key; Round Shaft 1 in. with 1/4 in. key
- Lubricant Codes: X = Standard Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 282 Series was developed as a redesign of the medium-duty hot-shift PTO line, combining elements of the 238 Series with updated components. The series includes 9 available speed ratios and 18 shift options. Direct-mount output options are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations include a positive stop to help prevent seal damage from driveshaft yokes. The 282 Series is used across aerial, construction, towing and recovery, water truck, and home fuel oil delivery truck applications. Parker Chelsea publishes an owner's manual and parts list (282 Series Parts List HY25-2272-M1_US) for this series.Parts Manual: Chelsea 282 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
