ARA311031 is a replacement Arrma 13T BLX 4X4 HD Input Gear for your BLX and Mega 4x4 BigRock, Granite, Senton and Typhon.
Features:
- Manufactured from tough, durable materials for a long service life
- Precise dimensions for excellent fit and smooth operation
- Hybrid construction combines a composite gear molded on to a metal splined shaft
- 13 tooth bevel gear
- 1.35 Module tooth profile
Note: To be used with ARA310956 Diff set