17g per Ring Massive Performance Upgrade for your Mini Crawler Limits Backward Roll-Overs Fits any Pro-Line or Axial® 1.0" Wheels

This is a Castle Creations Mod 1 CC Pinion Gear. High power applications require a reliable way to get the power from the motor to the drivetrain. Manufactured from hardened steel, with a Mod 1 tooth profile and 5mm bore,

The Hot Racing Steel Mod 1 Pinion Gear is compatible with 1/8 and 1/10 Scale Cars that use Mod 1 Gearing.

Hot Racing Axial SCX24 Brass KMC Machete Wheel Weights are an option for the front or rear 1.0" KMC Machete wheels included with the Axial SCX24 Deadbolt and AXI00002V2T models.

Treal Hobby Traxxas TRX-4 Steel Stub Axle Shafts. This optional set is intended for the Traxxas TRX-4 platforms to increase the overall width by 10mm for enhanced stability and crawling performance. Package includes four axle shafts with four nuts.

Yeah Racing Traxxas TRX-4 32P Hardened Steel Spur Gear. This optional spur gear is great for beefing up the drivetrain in your Traxxas TRX-4. Package includes one spur gear intended for the Traxxas TRX-4.

The Hot Racing Steel Mod 1 Pinion Gear is compatible with 1/8 and 1/10 Scale Cars that use Mod 1 Gearing. Pinion has a 5mm bore, and is only compatible with motors that have a 5mm motor shaft. 

SSD Brass Wheel Hubs add 44 grams of weight to each wheel. This helps to increase stability by adding weight down low.

The Hot Racing Traxxas TRX-4 Steel Helical Overdrive Differential Ring/Pinion Gear is a spiral cut overdrive 33T/12T gear set option for the Traxxas TRX-4.

This is an RPM no-clip body mount set for the Traxxas Slash 2WD.

Suspension pin set, extreme heavy duty, complete (front and rear) (hardened steel) (3x52mm (4), 3x32mm (2), 3x40mm (2))/ M2.5x0.45mm NL (8) (for use with #9080 upgrade kit)