For visually impaired users: Browse the streamlined version of our website.

Hot Racing 2WD ECX Star Drive Steel CV Set

Please be aware that pricing and product availability in-store may vary from what’s available online because each store is independently owned and operated.
Low Price: $43.99
Back Order Add to Wish List
Out Of Stock Online
You may back order this item and it will ship when it arrives in stock.

Please Log in to receive a notification when this item arrives in stock.

Hot Racing optional upgrade heavy duty splined star drive axle kit for 1/10th scale ECX 2WD electric vehicles, including the Amp, Circuit Stadium Truck, Ruckus Monster Truck, and Torment SCT. These axles will NOT work with the Boost Buggy.


  • Heavy duty CNC machined #45 hardened carbon steel construction
  • Replaces factory plastic rear drive axles
  • Blue anodized aluminum pin capture rings with rubber o-rings to prevent movement
  • Design eliminated CV pin setscrew
  • Blue anodized aluminum wheel hub hexes
  • Aluminum bearing crush sleeves
  • Steel is black finished
Approximate overall collapsed length:
108mm (4.3 inch)
Approximate overall extended length:
138mm (5.4 inch)
CV pin:
2.5mm diameter, 11.45mm long
CV coupler:
4.5mm diameter, 7.3mm long
CV ball:
8.9mm diameter


  • (2) rear splined CVD shaft assemblies
  • (2) blue aluminum wheel hub hexes
  • (4) setscrews
  • (2) aluminum crush sleeves


  • Installation of aluminum crush spacer between the two bearing inside the rear hub
  • Removable thread lock (e. g. blue Loctite) on screws threading into metal
  • Light grease for CV joints and shaft slider splines help maintain their longevity


  • NOT compatible with the ECX Boost Buggy
  • Replacement parts include: RECT288XU (outdrive drive cups), RECT288XA (outer stub axle), RECT288CX (CV rebuild)
  • Optional 12mm steel hexes to replace aluminum hexes: RECT288 (using the aluminum spacer between the two hub bearings is required)

This product was added to our catalog on November 29, 2017

Verified Owner
Wednesday, Jul 25 2018 (about a year ago)
Hot Racing 2WD ECX Star Drive Steel CV Set
i have had no problems i highly recommend them.