Tamiya Hop-Up Options 22087 33T Steel Idler Gear 47481 and idler wheel base are

and idler wheel base are made of die-cast ●The HVSS (horizontal suspension system) suspension using coil springs is fully movable ● The newly developed assembled left and right independent twin gearbox is equipped with 4 ball bearings

• Metal parts are included for attachment

• NOTE: When using TT-02B chassis

while full ball bearings and 3-step gear ratio secures maximum transmission efficiency

These are the D parts (Suspension Arms) from the BB-01 chassis

Tamiya Hop-Up Options 22087 33T Steel Idler Gear 47481 and idler wheel base areUse this 33T steel idler gear to enhance the drivetrain rigidity of the BB 01, TD4 TD2, and XV 01 chassis platforms. It replaces the stock plastic gear found in the base kits. 33T steel idler gear x1 Use in place of MA27 (green gear in the above image). Compatible with the BB 01, TD2 TD4 and XV 01 chassis.