OVERVIEW If you like the aluminum look and want to make your Traxxas 1/10 4-Tec 2.0 stand out, install our Billet-Machined Suspension Conversion Kit. The kit includes alloy front and rear lower arms, front and rear adjustable upper links, alloy front caster blocks, alloy front and rear hub carriers, and alloy front and rear shock tower mounts. The Billet Machined Suspension Kits are available in blue, green, grey, orange, red, or silver. Item# C28347SILVER Barcode: 91789031797.