Upgrade Parts

Traxxas Slash 4x4 RTR TQi Sealed Bearing Kit

Sealed Bearing Kit: Traxxas Slash 4X4 .mediaFeature {padding:2px 0;} .safeTech {background:#6f92a5;float:left;padding:20px 0;font-size: 17} .safeTech, .safeTech h4 {color:#fff;} .aligncenter { text-align:...

JR HG 19mm Aluminum Ball-Race Rollers (Ringless/Green Logo)

This limited-edition product is based upon Tamiya's popular HG 19 mm Aluminum Ball-Race Rollers (Ringless) (Item 15464). It commemorates the Tamiya Mini 4WD Asia Challenge (TMAC) which features cool green graphics.Includes:Aluminum rollers with built-in...

JR Classic Tune-Up Parts Set, Vol. 3

This is a very special limited-edition re-release of a classic Mini 4WD Tune-Up set that was originally released in 2007. The set includes the Dash 1 Emperor Gold Body which was available only in Mini 4WD events.Includes:Item 15055: Racing Mini 4WD...

JR HG Aluminum Ball-Race Rollers, Lightweight 19mm

These are HG (High-Grade) 19mm Tapered Aluminum Ball-Race Rollers (Ringless) with an innovative design featuring holes to restrict extra weight. This set includes two tapered rollers which help your car to quickly track back on the course if it happens...

JR LG Dia Stabilizer Head Set, 11mm/15mm (Red)

Stabilizer heads are a great way of reducing roll and boosting stability through corners when installed onto a Mini 4WD race car. Put these on your Mini 4WD racing machine for improved overall performance on the race track.Includes:11mm Stabilizer Heads...

JR Classic Tune-Up Parts Set, Vol. 2

This is a very special limited-edition re-release of a classic Mini 4WD Tune-Up set that was originally released in 2007. It includes a bonus sticker set that was given to contestants that participated in Japan Cup 1990!Includes:Item 15003: Disk Wheel...

HG Mass Damper Set w/ Ball Connectors (Block Weight /

To commemorate Japan Cup 2025, Tamiya welcomes this limited-edition version of Item 95387 HG Mass Damper Set w/Ball Connectors (Block Weight/Carbon Plate) with the Japan Cup and Tamiya logos in mint green print. It is perfect for providing stability on...

JR HG Carbon Rear Stay (3mm) Asia Challenge (Green Logos)

To commemorate the Tamiya Mini 4WD Asia Challenge (TMAC), this limited-edition product takes Tamiya's popular HG Carbon Rear Stay (3mm) (Item 95259) and adds green color Asia Challenge graphics to celebrate the occasion.Includes:HG Carbon Rear Stay (3mm)...

JR Classic Tune-Up Parts Set, Vol. 1

This is a very special limited-edition re-release of a classic Mini 4WD Tune-Up set that was originally released in 2007. It includes a bonus sticker set that was given to contestants that participated in Japan Cup 1989!Includes:Item 15002: Wing & Duct...

JR HG Mass Damper Set w/Ball Connectors

Mass dampers are an essential tuning part on circuits with elevation changes, and these are attached to the car using ball connectors. The adjusters are molded with fiber-glass material for toughness, and the included carbon fiber stay allows attachment...

JR HG Carbon Multi Roller Setting Stay (3mm) Asia

To commemorate the Tamiya Mini 4WD Asia Challenge (TMAC), this limited-edition product takes Tamiya's popular HG Carbon Multi Roller Setting Stay (3mm) (Item 95258) and adds green color Asia Challenge graphics to celebrate the occasion.Includes:HG Carbon...

HG Carbon Reiforcing Plate (1.5mm) J-Cup 2025

This limited-edition Mini 4WD carbon reinforcement plate commemorates Japan Cup 2025. While the hole positions are the same as the popular FRP plate sold as Item 15242 (JR FRP Front Plate for Super X Chassis), this plate features a new shape and the...

JR Short Mass Damper Block, 8x8x14mm, Silver, LTD

Mass dampers are a common upgrade for Mini 4WD cars. They add stability by helping to absorb impacts after a jump. This short mass damper version parts set offers a shorter alternative to the otherwise longer 32mm block set. They measure 8x8x14mm giving...

JR HG Lightweight 13mm Tapered Aluminum Ball-Race Rollers

These HG 13mm Tapered Aluminum Ball-Race Rollers (Ringless) feature an innovative design that utilizes holes to restrict extra weight. Their tapered shape helps the car get back on the course when it goes over course.Includes:Lightweight 13mm Tapered...

JR MS Chassis Set, Fluorescent Orange, Mini 4WD Station

These are alternate color (fluorescent orange) chassis parts that can be used on MS Mini 4WD chassis cars. Use it to make your machine stand out in a crowd!Features:MS chassis set (N-02, T-01 and Center units, and A parts) (Fluorescent orange) x1Features...