Parts/Drivetrain/Differentials & diff parts/Hot Racing Arrma Limitless Spring Steel Speed Run Spool Shaft
Hot Racing Arrma Limitless Spring Steel Speed Run Spool Shaft
Hot Racing

Hot Racing Arrma Limitless Spring Steel Speed Run Spool Shaft

Part # HRAAOR25T2
Where to buy
$8.88
AMain Hobbies
Seen Oct 12, 2026
$8.88Buy
Prices are as last seen at the store; stock is not tracked.

About this part

This is an optional Hot Racing Arrma Limitless Spring Steel Speed Run Spool Shaft, a S2 Steel Speed Run Center spool (locker) hub for the 1/7 Limitless Roller.

This can be used on many Arrma 1/8 models to convert to a center spool for speed run applications, but will require ARA310432 7x18mm Input Shaft Cup and a MOD1 8mm Bore Spool Gear. 


Features:
  • Heavy duty CNC machined S2 spring steel Spool shaft
  • CNC Aluminum Pin capture rings
  • Allows for ultimate speed run acceleration with out using thread lock for Screw shaft
  • Replaces stock Arrma ARA310943 Spool Shaft

Reviews

No reviews yet.

Builds using this part

No builds use this part yet — add it to yours from the build editor.