This is a pair of Traxxas Heavy Duty Rear Left/Right Axle Shafts for the TRX-4. Requires: TRA8065 front portal drive input gears

This is a Traxxas Short to Long Wheelbase Chassis Conversion Kit for the TRX-4 Scale and Trail Crawler. Includes: 4x Rear Upper & Lower Suspension Links 4x Front & Rear Shock Towers 1x Long Female Half Shaft

This is the Traxxas 45T spur gear for the TRX-4.

This is the Traxxas 39T spur gear for the TRX-4.

This is a pair of Traxxas 0.61 Rate GTS Blue Stripe Shock Springs in a natural finish for the TRX-4 Scale Crawler.

This is a pair of Traxxas 0.22 Rate GTS Yellow Stripe Shock Springs in a natural finish for the TRX-4 Scale Crawler.

This is the set of two Traxxas front shock springs 0.45 rate GTS.

Spur gear, 54-tooth, steel (wide-face, 1.0 metric pitch) -

Traxxas XO-1 Mod 1 Spur Gears are available in 46, 50 or 54 tooth count options to fine tune the gear ratio of your model.

This is an optional Traxxas Steel Wide-Face 1.0 Metric Spur Gear, intended for use with the Maxx 1/10 Brushless Monster Truck and the X-Maxx 8S 4WD Brushless Monster Truck.

This is an optional Traxxas Steel Wide-Face 1.0 Metric Spur Gear, intended for use with the Maxx 1/10 Brushless Monster Truck and the X-Maxx 8S 4WD Brushless Monster Truck.

Toe links, 202.5mm (187.5mm center to center) (black) (2) (for use with #7895 X-Maxx® WideMaxx® suspension kit)