OVERVIEW: Add strength, color, and good looks by upgrading your 1/10-scale Axial SCX10 II plastic axles to our new Billet Machined Metal Axle Housing Assemblies. Each axle is machined from aluminum alloy and features a 4-link upper mount, alloy diff covers and alloy shock and suspension link mounts. The front axle housing includes alloy caster blocks, alloy steering knuckles, and HD steel steering link with alloy ball ends. The rear axle housing also includes alloy axle lockout. Simply install your kit internal gears, bearings, and driveshafts to transform your rig. The front and rear axle housings are sold separately; both axle housings are available in black, black/red, gunmetal, gunmetal/red, 'hard finish', hard/black, silver, or silver/black. Front axle housing part number is #C27151, rear axle housing part number is #C27153. NOTE:Item Number C27151SILVER Barcode: 91789027765 Item number C27151SILVER is a compatible upgrade part for Axial AX90046 AX31401 AX31381 AX31382 AX31384 AX90047 AX90060