37T 13T Beefed Up Steel Helical Diff Ring And Pinion Set For Tra Maxx RC Cars High Carbon Precision Machined Rear Gear Upgrade For Stronger Smoother Power Transfer And Durability
✔️ 37T ring and 13T pinion helical steel gear pair upgrade set
This steel helical diff ring and pinion set is a high-carbon upgrade designed for 1/10 scale Tra Maxx 4WD RC cars. It replaces the factory bevel gears to deliver stronger engagement, smoother power transfer, and improved durability under load.
✅ Precision machined helical spiral cut gears offer inherently greater strength and smooth operation than the factory bevel gears.
✅ High carbon steel construction provides superior durability for long life.
✅ Replaces stock bevel gears while maintaining the stock 37T/13T ratio.
✅ Includes one 37-tooth diff ring gear and one 13-tooth pinion gear.
✅ Requires installation as a full set and blue threadlock for metal screws, plus recommended high-temp grease and diff fluid.
💡 What is a diff ring and pinion gear set used for in Tra Maxx 4WD RC vehicles? This upgrade adds strength and smooth power delivery by using helical gears and high-carbon steel. - Increases torque handling and smoother engagement in 1/10 Tra Maxx 4WD - Helical gears share load for longer gear life and less wear - Must be installed as a matched set to preserve stock 37T/13T ratio - Built from high-carbon steel for durability
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