The Chelsea 489XHAHX-W5XD or 489XHAHXW5XD is an 8-bolt PTO assembly from the 489 Series, designed for Eaton/Fuller and Volvo/Mack transmissions. It uses a wire/cable mechanical shift and delivers up to 250 lb-ft (339 Nm) intermittent torque, with shaft power output of 24 HP at 500 RPM and 48 HP at 1,000 RPM. The output shaft is a 1-1/4" round, available with or without keyway. Internal components are common to the Chelsea 442 Series, simplifying parts sourcing and bench work. A kit-style design makes field servicing straightforward, and greaseable output options are available. Confirm proper fit for your application by calling Pro Gear and Transmission.
Features
8-bolt mounting configuration for Eaton/Fuller and Volvo/Mack transmissions
Wire/cable mechanical shift with electric-over-air shift option available
Intermittent torque rating up to 250 lb-ft (339 Nm) -- confirm actual rating on Chelsea application pages
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
1-1/4" round output shaft, with keyed option available
Internal parts common to Chelsea 442 Series; kit-style design for easier servicing
Tech Specs
- PRODUCT SERIES: 489
- MOUNTING TYPE: 8-Bolt
- SHIFT TYPE: Wire/Cable Mechanical (electric-over-air option available)
- TRANSMISSION COMPATIBILITY: Eaton/Fuller, Volvo/Mack
- OUTPUT SHAFT TYPE: 1-1/4" Round; 1-1/4" Round with key
- INTERMITTENT TORQUE: 250 lb-ft / 339 Nm (check Chelsea application pages for actual torque rating)
- OUTPUT POWER: 46-55 HP / 31-40 kW
- SHAFT POWER: 24 HP (18 kW) at 500 RPM; 48 HP (36 kW) at 1,000 RPM
- LUBRICANT: X = No Pressure Lube; P = Pressure Lube
Additional Information
Parts Manual: Chelsea 489 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
