Underdrive Helical Gear Set 22T 10T For TRX4M 1:18 RC Crawler Beefy Alloy Steel CNC Machined Gears Front Or Rear Axle Compatibility Stronger, Smoother, Quieter Performance 1pc
✔️ CNC machined 20CrMo alloy steel, 9% underdrive, front or rear 1pc set
The Underdrive Helical Gear Set is CNC machined from 20CrMo alloy steel and fits TRX4M front or rear axles. It's designed to replace stock plastic gears for smoother, stronger performance in 1:18 scale crawlers and adds stability on rugged trails.
✅ 20CrMo alloy steel, CNC machined gears for durability
✅ 9% underdrive on one axle (front or rear)
✅ Fits TRX4M front or rear axles, replaces stock gears
✅ 1pc set, not interchangeable with other gear sets
💡 What is an underdrive helical gear set used for in RC crawlers? Handy option for improving traction and stability on rugged trails. - 9% underdrive to a chosen axle for better climbing control - Helical gears reduce noise and wear versus plastic gear sets - Fits TRX4M front or rear axles and should be paired with same gear set - Easy upgrade to smoother, stronger gearing
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