Hardware/Screws

JR 2MM CAP SCREW SET - 15454

These durable screws are used to replace standard stainless steel screws that are used to secure parts such as mass dampers and guide rollers to offer greater rigidity to these sections of your Mini 4WD racer.

JR 4WD Screw Set A - 15232

JR 72mm Reinforced Shaft - 15417

These black shafts are made from 60C steel and have a high concentration of carbon. Features a lustrous black nickel plating. Compatible with Super X, Super XX, and R/C 4WD TR-1 chassis cars.

JR ALUMINUM SPACER SET GREEN - 95515

12mm / 6.7mm / 6mm / 3mm / 1.5mm - 2Pcs Each

JR Hex Hole Ball Bearing 4 pieces - 15287

JR HG Round Hole Ball Bearings - 15519

These are HG (High-Grade) ball bearings for use on Mini 4WD machines. Compared to standard ball bearings, they offer more precise components leading to even smoother rotation gears, axles, and more from your Mini 4WD car. • HG 620 Ball Bearings x4•...

JR High Speed EX Gear Set - 15429

There are currently two gear ratios available for Mini 4WD racers to use on their MS chassis machines, 4:1 and 3.5:1. This means that for a particular circuit sometimes the former may be too slow while the latter may be too fast. To solve this situation...

JR LW Plastic Spacer Set - 15506

This set is a plastic version of the aluminum spacers from Item 15473 JR Aluminum Spacer Set - 12 / 6.7 / 6 / 3 / 1.5mm. Each is around 40% lighter than its aluminum counterpart. Their low friction plastic minimizes time loss from contact with course...

JR LW PLASTIC SPACER SET - 95443

This set is a Limited-Edition plastic version of the aluminum spacers from Item 15473 JR Aluminum Spacer Set - 12 / 6.7 / 6 / 3 / 1.5mm. Each is around 40% lighter than its aluminum counterpart. Their low friction plastic minimizes time loss from contact...

JR ROUND HOLE BALL BEARING 4 PIECES- 15111

Center race of the ball bearing is round. Used in gear box. Provides smooth motor rotation.

JR STAINLESS STEEL SCREW SET D - 15407

40MM Fine-tune your Mini 4WD for different racetracks. This set allows you to adjust the roller and brake height settings of your Mini 4WD to match the track layout.