Fabco part 3740439 or 374-0439 (also referenced as old P/N 374-439) is a 1710 series tube-type driveline with an 18.4-inch closed length. The 1710 designation identifies the u-joint series, a common heavy-duty driveline specification used across transfer case, steerable drive axle, and PTO-connected drivetrain arrangements. The tube-type construction and 18.4-inch closed measurement are the key fitment dimensions for this shaft. Pro Gear and Transmission carries Fabco driveline components for a wide range of heavy-duty truck applications. Call us to confirm proper fit for your specific application before ordering.
Features
1710 u-joint series driveline
Tube-type construction
18.4-inch closed length
Replaces old Fabco part number 374-439
Sold by Pro Gear and Transmission
Tech Specs
- Series: 1710
- Construction: Tube Type
- Closed Length: 18.4 in.
- Supersedes: 374-439
