This is the Pro-Line ProTrac Suspension Kit for the Slash 2WD and Stampede 2WD vehicles.  Pro-Line's ProTrac Suspension kit for is an easy to install kit that greatly increases forward acceleration, corner speed, consistency and driveability.  The critics are ranting and raving about ProTrac.

Features

• More Fluid Suspension Geometry for Jumping
• Light Weight/Race Inspired Design
• Increased Tunability
• Double Jump Durability
• Faster, more consistent laps
• Increased Forward Acceleration
• One Easy to Install Kit

What’s included:
Front Arms 6062-01 (2 pcs)
Rear Arms 6062-02 (2 pcs)
Front Shock Tower 6062-03 (1 pc)
Rear Shock Tower with hardware 6062-04 (1 pc)
Rear Hub Carriers 6062-05 (2 pcs)
50mm x 4 Camber Links 6062-06 (4 pcs)
70mm x 4mm Steering Links 6062-07 (2 pcs)
ProTrac Split Six Wheels 2723-00 (4 pcs)

Fits:
Traxxas Slash 2WD (XL-5 and VXL)
Traxxas Electric Stampede 2WD (XL-5 and VXL)
Traxxas Nitro Stampede