Performance Products

RC Upgrade Parts – Boost Performance Durability & Style 

Take your RC vehicles to the next level with our wide selection of RC upgrade parts engineered for speed, strength, and customization. Whether you’re looking to push harder on the track, crawl tougher terrain, or make your ride stand out, the right upgrades give you the edge.

Choose from aluminum and carbon fiber components, high-performance shocks, precision gears, reinforced drivetrains, upgraded motors, and custom wheels and tires—all built to deliver lasting durability and peak performance. These parts aren’t just replacements—they’re improvements that let you fine-tune your machine to match your driving style.

Perfect for racers, bashers, and scale enthusiasts, our RC upgrade parts help you go faster, climb higher, and look better doing it. Pair your upgrades with our selection of tools, accessories, and electronics to build a truly custom RC experience.

Unleash your vehicle’s full potential—shop our RC upgrade parts today and drive beyond the limits!

  • J Concepts Fin, 13mm Spring Cup, 5mm Off-Set, Blue, Fits Team JCO27031

    Fin, 13mm Spring Cup, 5mm Off-Set, Blue, Fits Team

    The spring cup is a finishing touch when it comes to a complete 13mm shock build for spring concentricity. The JConcepts spring cups are a 5mm off-set which is the most popular setting on the front of the B6 and B6.4 vehicle. The aluminum material in...
    MSRP: $23.00
    $19.55
    Add to Cart
  • J Concepts 17mm Hex Axle Kit ,Black, for Losi LMT, 4pcs JCO2981 J Concepts 17mm Hex Axle Kit ,Black, for Losi LMT, 4pcs JCO2981

    17mm Hex Axle Kit ,Black, for Losi LMT, 4pcs

    A tremendous upgrade to the Losi LMT is the adaptation of a 17mm hex axle kit. JConcepts has tested, and through extensive track time with team racers, designed a heavy-duty item for a vehicle that makes it's living in the air and in hardcore bash...
    MSRP: $30.00
    $25.50
    Add to Cart
  • J Concepts RC10 Classic 2.5mm Carbon Fiber Shock Tower JCO2302 J Concepts RC10 Classic 2.5mm Carbon Fiber Shock Tower JCO2302

    RC10 Classic 2.5mm Carbon Fiber Shock Tower

    The RC10, the most iconic design in RC history, has been reintroduced to the public and JConcepts is pleased to offer this Carbon Fiber option for the front shock tower. The stock vehicle comes standard with a fiberglass unit, which carries all the...
    MSRP: $22.00
    $18.70
    Add to Cart
  • J Concepts XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc JCO27242 J Concepts XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc JCO27242

    XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc

    JConcepts is Titanium with the introduction of the 3.5mm Fin turnbuckle sets designed specifically for style, durability, and performance. The base of the design is centered around a .143" (3.7mm) titanium hex size which gradually tapers down into a 3...
    MSRP: $55.00
    $46.75
    Add to Cart
  • J Concepts XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc, JCO27241 J Concepts XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc, JCO27241

    XRAY XB4 2024 Fin Titanium Turnbuckle Set, 6pc,

    JConcepts is Titanium with the introduction of the 3.5mm Fin turnbuckle sets designed specifically for style, durability, and performance. The base of the design is centered around a .143" (3.7mm) titanium hex size which gradually tapers down into a 3...
    MSRP: $55.00
    $46.75
    Add to Cart
  • J Concepts 48 Pitch, 22T SS Machined Aluminum Pinion Gear JCO2108

    48 Pitch, 22T SS Machined Aluminum Pinion Gear

    JConcepts introduces Silent Speed pinion gears for 48 pitch applications. The heart of any RC vehicle is the transmission, at the top of the transmission lies the spur gear; an integral part of racing performance, the part that drives it all, the 48P...
    MSRP: $8.00
    $6.80
    Add to Cart
  • J Concepts RC10B7 | RC10B7D Aero Upper Wing JCO0511 J Concepts RC10B7 | RC10B7D Aero Upper Wing JCO0511

    RC10B7 | RC10B7D Aero Upper Wing

    Aerodynamics is a key point on any vehicle, and particularly 1:10th off-road vehicles. A driver's aero package consists of the vehicle type, body style and finally the finishing touch, the front wing. JConcepts regularly experiments with aero features...
    MSRP: $14.00
    $11.90
    Add to Cart
  • J Concepts 48 Pitch, 21T, SS Machined Aluminum Pinion Gear JCO2107

    48 Pitch, 21T, SS Machined Aluminum Pinion Gear

    JConcepts introduces Silent Speed pinion gears for 48 pitch applications. The heart of any RC vehicle is the transmission, at the top of the transmission lies the spur gear; an integral part of racing performance, the part that drives it all, the 48P...
    MSRP: $8.00
    $6.80
    Add to Cart