standard 48 pitch gears for durability. Hardened steel construction. Compatible with 1/10 RC Crawler SCX10 transmission. Suitable for:This gear box is designed for Axial SCX10, SCX10 II 90047 1/10 RC Crawler Car, etc It's complete alloy gear box ( Not compatible with... great upgrade for high horsepower applications. Specifications Item name: RC Car Transmission Internal Gears Set Fits 1/10 RC Crawler Axial SCX10 Material: Hardened Steel Gear Tooth: 87 tooth spur gear 20 tooth motor gear 20 tooth drive gear 28 tooth Idler gear 52 lower gear Weight:91.4g/set INJORA Complete SCX10 Gearbox Transmission & Gear fr 1/10 RC Scx10 Ii Transmission 2-trins Gearkasse Med Indvendige Gear Og Servo Til 1/10 Rc Crawler Trx4 Trx6 Upgrade Pa 4b47d08c79484190 Scx24 Transmission Gears Suitable for 1:10 Axial SCX10 & SCX10 II RC Crawler . King Honda K-Series pMaxKote XP Performance Rod Bearing Set - Size STDX. Vendor: King Engine Bearings. Regular price $108.59. Regular price Sale price $108.59 More precise tuning and holding power.