Tamiya 0.4 Pinion Gear 30T/31T – HC-53690

The Tamiya 0.4 Pinion Gear 30T/31T (HC-53690) offers efficient 0.4 module gearing, supplied as a handy two-gear set for fine ratio selection. Designed with an emphasis on efficiency versus 0.6 module alternatives, this set is a straightforward upgrade or replacement for suitable Tamiya applications.

What’s Included

• 30T 0.4 module pinion gear
• 31T 0.4 module pinion gear
• Three 3mm grub screws
• Hex wrench

Features

• 0.4 (04) module pinions with an efficiency focus compared with 0.6 module
• Two tooth counts (30T and 31T) to adjust gearing as needed
• Includes fixing hardware and hex wrench for installation

Suggested Compatibility

Based on Tamiya references, suggested compatibility includes the following chassis. Some may require specific 0.4 module spur gears:

• TA06, TA06 PRO, TA06 MS (may require Item 54227 FF-03 04 Module Spur Gear 102T)
• TB-04, TB-04 PRO (may require Item 54227 FF-03 04 Module Spur Gear 102T)
• FF-03, FF-03 PRO (may require Item 54227 FF-03 04 Module Spur Gear 102T)
• TRF419, TRF419X
• TB Evo.6, TB Evo.6 MS (may require Item 54227 FF-03 04 Module Spur Gear 102T)
• TA05 Ver.II (may require Item 53857 04 Module GP Spur Gear 105T for TA05)

For detailed matching, refer to the official Tamiya R/C Parts Matching List.