SRVO1025 - Differential Locker Spool - TRA

Hot Racing front or rear differential spool locker, fitting multiple TRA vehicles. See comments section below for fitment. This is the NEW revision of this item that features a wider range of vehicle compatibility.

- Steel shaft and 6061 aluminum gear hub construction
- Steel shaft is black oxide finished
- Aluminum hub is blue anodized
- The locker/spool eliminates differential action for greater acceleration and climbing. It is recommended for off-road use only.
- One (1) differential spool
- Recommended to use a removable-type locking adhesive on screws threading into metal
- Check hub setscrew for proper torque prior to installation
- Ring and pinion gears and factory TRA 5380/3979 differential housing, 5118 8x16x5mm bearing, and 5119 10x15x4mm bearing
- Output shaft diameter: 6mm
- Overall length: 45mm
- Driveshaft screw pin thru hole: 2.5mm