The material is upgraded to #45 steel to make it more durable and sturdy to use, Attention: This differential gear is not compatible with ARRMA MOJAVE GROM 223S BLX brushless...

Made by 20Cr carbon steel, Suitable for stock differential Gear set, Suitable Model：TRAXXAS Mini Maxx, Mini XRT, Mini Slash, Mini Rally

Upgraded to 20Cr Carbon Steel, 47-tooth (0.8 metric pitch) , Replaces Original plastic #10756 47T spur gear, Suitable Model：TRAXXAS Mini Maxx, Mini Slash

20CrMo steel, To be used in 29mm diff cases - Can be used in limited slip and open diff builds, Suitable Model：ARRMA 1/8 Kraton 6S EXB V6/V2, Outcast 6S, Mojave...

Upgraded to 20CrMnTi Carbon Steel, 47T, 1.0 module gear tooth configuration - For use with 29mm (ARA310983) diff case differential, Replaces factory part number (ARA310978), Suitable Model：ARRMA 1/8 Kraton 6S...

Made of high-quality 20CrMnTi material, hardened and blackened to enhance wear resistance; module: M1.5, number of teeth: 32T, can directly replace the original (10979), Suitable Model:TRAXXAS 1/6 Funco Pro

Made of high-quality 20CrMnTi material, hardened and blackened to enhance wear resistance; module: M1.5, number of teeth: 20T, can directly replace the original (10994), Suitable Model:TRAXXAS 1/6 Funco Pro

Upgraded with high carbon steel material, significantly improved hardness and wear resistance, all parameters are consistent with the original factory data, and can directly replace the original (10960), Suitable Model:TRAXXAS...

Upgraded to 20CrMnTi carbon steel material, Module increase to M1.6, large bevel gear 32T, rear small bevel gear 10T, Replaces factory part number (10791 and 7792), Suitable Model:TRAXXAS 1/6 Funco...

40Cr carbon steel material, number of teeth: 61T, modulus: 0.5mm

Made of #45 steel, replaces factory parts

Made of 1144 steel with black hardening treatment, worm gear: 2T/16T, same as original factory data, replaces factory part, recommend purchasing two sets