The GPM 40CR Steel Differential Bevel Gear 34T and accompanying 11T pinion are supplied to upgrade the TRAXXAS TRX4 Trail Crawler drivetrain. The 40CR steel material focuses on robust power transfer and consistent engagement during low speed crawling, making it a sensible swap for owners seeking more durable gearing. This set is a straightforward path to better drivetrain reliability when running rough lines.
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