RC10 GT Stealth Transmission Case. Bult just for the Custom Works or Putnam oval cars. By far the best case on the market.
 Made in USA.  $45.00

Custom Works Wide Front Axle. Replaces part #7207. Used on the LF will help car turn into corner, make it drive tighter off the corner. On the RF to turn car more off the corner, or gain overall stability with buggy tires.      Made in USA   $10.00 per pair

Custom Works Steel Axle.  A must have upgrade for the serious racer. Replaces part #7201. Made in USA. $10.00 per pair.