Hong Nor Ft/Rr Torsen Diff for X1-CR 7.7 777 Sacker Hyper 7 RC Differential - X1S-31 Size L Note: battery and charger requirements

Note: battery and charger requirements — see What You Need section below

Manufactured to Traxxas OEM specification to maintain factory suspension geometry

A go-to allen key size for RC maintenance

Differential grease or fluid appropriate for the Baja Rey if performing a full diff rebuild

The Traxxas TRX5532X Caster Blocks are 30-degree anodised aluminium caster blocks machined from 6061-T6 aluminium and finished in a titanium anodised coating

Hong Nor Ft/Rr Torsen Diff for X1-CR 7.7 777 Sacker Hyper 7 RC Differential - X1S-31 Size L Note: battery and charger requirementsThe Hong Nor X1S 31 is a Torsen style front and rear differential designed as a direct fit replacement for the Hong Nor X1 CR, 7. 7, 777, Sacker, and Hyper 7 RC car platforms. Unlike standard ball differentials, a Torsen diff distributes torque mechanically based on wheel resistance, offering more consistent and predictable power delivery across varying surfaces. If your existing diff is worn, damaged, or you simply need a like for like spare to keep