The Chelsea 489GLAHX-A3RB or 489GLAHXA3RB is a 2-gear, 8-bolt PTO assembly from the 489 Series, 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. Air shift type. Output shaft is a 7/8" 13-tooth SAE B shaft on a rotatable SAE B 4-bolt flange. Intermittent torque rating for the 489 Series is 250 lb-ft (339 Nm); shaft power is 24 HP at 500 RPM and 48 HP at 1000 RPM. Internal parts are common with the Chelsea 442 Series. Call us to confirm proper fit for your transmission.
Features
489 Series 2-gear, 8-bolt PTO assembly fits manual transmissions including Eaton/Fuller, Volvo/Mack, and Tremec
Air shift type; electric over air shift option available within the 489 Series
Rotatable SAE B 4-bolt flange with a 7/8" 13-tooth SAE B shaft
Intermittent torque: 250 lb-ft (339 Nm); shaft power 24 HP at 500 RPM, 48 HP at 1000 RPM
One-piece cast iron housing mounts directly to 8-bolt transmission opening, no adapter plate needed
Kit-style design with internal parts common to the Chelsea 442 Series for easier service
Tech Specs
- Product Series: 489
- Mounting Type: 8-Bolt
- Mounting Option: Standard Mount with Metric Studs (G)
- Gear Ratio Code: L (25/34)
- Input Gear Designator: AH
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift (A)
- Assembly Arrangement: 3
- Output Option: Rotatable SAE B 4-Bolt Flange, SAE B Shaft (7/8" 13T) (RB)
- Intermittent Torque: 250 lb-ft (339 Nm) - Check Application Pages for Actual Torque Ratings
- Continuous Torque: De-rate intermittent torque rating by 30% - Check Application Pages for Actual Torque Ratings
- Output Power: 46-55 HP (31-40 kW)
- Shaft Power: 24 HP (18 kW) at 500 RPM; 48 HP (36 kW) at 1000 RPM
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, and other manual transmissions with 8-bolt PTO aperture
- Dimensions: 8.38" H x 10.38" W x 14.25" L
Additional Information
