Powerhobby 180LP Low Profile High Speed Brushless Digital High Voltage Servo Battery Strap Kyosho states the purpose plainly:

Kyosho states the purpose plainly: the weights attach to the front knuckle to increase tire load and alter steering response

but the liveries

The Raid wheels feature a detailed 10-spoke design that recreates the latest in high-performance full-size forged racing wheels with the strength and durability to match the bold look

Robinson Racing 8725 Pinion Gear Xtra Hard 5mm 8 Mod 25T

20 tooth count

Powerhobby 180LP Low Profile High Speed Brushless Digital High Voltage Servo Battery Strap Kyosho states the purpose plainly:Powerhobby 180LP Low Profile High Speed Digital Servo Aluminum Servo Horn and other hardware is included. Specifically Designed for 1 12 and 1 10 Scale Applications. Features: High performance Low Profiledigital servo Built in magnetic sensor High precision steel gears High efficiency brushless motor High strength dual ball bearings Full Alumiunm case Programmable ( required Powerhobby USB ) Specs: Operating Voltage: 4. 8 8. 4 V Operating speed: 0. 07