Parts/Drivetrain/Spur gears/Hot Racing Arrma 4S BLX OT Steel 0.8MOD Spur Gear (57T)
Hot Racing Arrma 4S BLX OT Steel 0.8MOD Spur Gear (57T)
Hot Racing

Hot Racing Arrma 4S BLX OT Steel 0.8MOD Spur Gear (57T)

Part # HRASTFF257N
Where to buy
$28.88
AMain Hobbies
Seen Oct 12, 2026
$28.88Buy
Prices are as last seen at the store; stock is not tracked.

About this part

The Hot Racing Arrma 4x4 BLX OT Steel 0.8MOD Spur Gear is a direct fit upgrade for 1/10 Arrma 4X4 4S BLX brushless vehicles.

Features:
  • Rugged 32 pitch (0.8 module) for increased reliability when using high power brushless systems
  • CNC machined and lightened hardened steel construction
  • Replaces factory plastic gear
  • Black oxide coating for durability and corrosion resistance
  • Compatible with factory slipper pads ARA310908 or Hot Racing HRAATF15HN aluminum slipper pad(s)
Fits:
  • Direct Replacement:
    • KRATON 4X4 4S BLX: ARA102690
    • OUTCAST 4X4 4S BLX: ARA102692
  • 3S BLX: Requires the addition of one more slipper pad or use HRASATF257
    • Big Rock 4X4 3S BLX: ARA102723 ARA102711
    • Granite 4X4 3S BLX: AR102720T1 ARA102720T2 ARA102666
    • Senton 4X4 3S BLX: ARA102721T1, ARA102721T2 ARA102668
    • Typhon 4X4 3S BLX: ARA102722, ARA102696
Specifications:
Number of Teeth: 57
Gear Pitch: 32 pitch (0.8 module)
Tooth Face Width: 0.24 inch (6mm)

Includes:
  • (1) 57T 32 pitch (Mod 0.8) spur gear 

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