From Team Associated:
Use this shim kit in your 1:8 scale diffs. They are the replacement shims for #89120 and #89117 used in the RC8 series, RC8T series, and SC8 series vehicles.
Included are:
- qty 4 – S3 Diff Shims (13.5 x 15.8 x .03 mm)
- qty 12 – Washers (for sun gears)
- qty 24 – Washers (for planet gears)
#89108 – MSRP $8.99