ARRMA GRANITE GROM MEGA Differential by GPM MGG1230FR - Spiral Cut Steel  [MGG1230FR]

Precision Spiral Cut Differential for ARRMA 4WD Models

Swap in the GPM Medium Carbon Steel Differential Gear Set to optimise power delivery and reduce drivetrain noise on ARRMA 4WD cars. The spiral cut ring gear smooths torque flow for more controlled acceleration and cornering.

Packing includes

• Diff Bevel Gear 30T - 2pcs
• Front Pinion Gear 12T - 1pcs
• Rear Pinion Gear 12T - 1pcs

Original Name / Part No:

• ARA311177, ARA311182

The spiral tooth geometry promotes balanced torque sharing when negotiating turns, reducing shock to the drivetrain. Better meshing decreases vibration and audible noise, helping extend the life of the differential and connected transmission parts. The hardening and blackening surface treatment improves wear resistance for dependable service in varied conditions.