The Chelsea 489 Series PTO Assembly, part number 489GQITX-A5RB or 489GQITXA5RB, is an 8-bolt power take-off designed for manual transmissions including Eaton/Fuller, Volvo/Mack, and Tremec applications. The one-piece cast iron housing bolts directly to the 8-bolt transmission opening, eliminating the need for an adapter plate and reducing potential leak paths. Intermittent torque rating for the 489 Series is 250 lb-ft (339 Nm); consult Chelsea application pages for continuous-duty ratings. Shift is wire/cable mechanical. Output shaft is a 1-1/4" round with key. Shaft power reaches 24 HP at 500 RPM and 48 HP at 1,000 RPM. Internal parts are common to the Chelsea 442 Series. Sold by Pro Gear and Transmission. Call us to confirm proper fit for your transmission.
Features
8-bolt one-piece cast iron housing mounts directly to transmission, no adapter plate required
Wire/cable mechanical shift; electric-over-air shift option available in the 489 Series
250 lb-ft (339 Nm) intermittent torque capacity, matching the Chelsea 442 Series rating
1-1/4" round output shaft with key; greaseable output options available
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM (31-40 kW range)
Kit-style construction with internal parts common to the 442 Series simplifies service
Tech Specs
- PRODUCT SERIES: 489
- MOUNTING TYPE: 8-Bolt (direct to transmission, no adapter plate)
- SHIFT TYPE: Wire/Cable Mechanical
- OUTPUT SHAFT TYPE: 1-1/4" Round with Key
- INTERMITTENT TORQUE: 250 lb-ft / 339 Nm (check application pages for continuous-duty ratings)
- OUTPUT POWER: 46-55 HP / 31-40 kW
- SHAFT POWER: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
- LUBRICANT: X = No Pressure Lube, P = Pressure Lube
- TRANSMISSION COMPATIBILITY: Eaton/Fuller, Volvo/Mack, Tremec, and other manual transmissions with 8-bolt PTO opening
Additional Information
