The GPM Harden Steel #45 front, center, and rear differential gear set provides a robust alternative to factory gears, offering an 8-piece kit built to withstand tough running conditions.
Harden Steel #45 provides a balance of hardness and toughness that helps preserve gear profiles under repeated stress, reducing the chance of premature failure.
Accurate machining reduces backlash and improves engagement, which helps the vehicle feel more responsive under load and better at transferring power to the ground.
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