A quick change rear end eliminates the need for lengthy gear ratio changes between races or test sessions, letting you optimize your setup without dropping the entire assembly. The 8-rib bell interface ensures maximum torque transfer and reliable...

Quick-change rear ends are essential for racers who demand efficiency in the pits—swap gear ratios in minutes without breaking down the entire assembly. The Rocket XR1 4.86 delivers the low-end torque multiplication you need for acceleration-focused...

Quick-change rear ends are essential for serious bracket racers and track builders who demand rapid gear ratio adjustments between rounds without breaking down the entire differential. The Rocket XR1 4.12 delivers proven durability and straightforward...

When you're running the high-banked turns of competitive dirt late model racing, your wheel hub assembly has to handle extreme lateral loads without flexing, binding, or overheating. The Wilwood Wide 5 (1-ton) hub kit eliminates friction points that rob...

Dirt late model racing demands a rear hub assembly that can handle extreme side-loading and punishing impacts without compromise. This Wilwood Wide 5 kit combines a robust 1-ton aluminum hub with REM-polished bearings and races that dramatically reduce...

Jack bolt sleeves are essential hardware for securing critical fasteners on high-performance engines and chassis components where vibration and thermal cycling demand superior holding power. This 1-1/8in-12 steel sleeve distributes clamping force over a...

Weight jack bolt assemblies demand precision fasteners that won't strip, slip, or fail under repeated adjustment cycles. These 1-1/8"-12 jam nuts lock your weight jacks in place with zero play, ensuring consistent corner balance and repeatable setup...

Suspension geometry depends on precise fastening—a compromised shock bolt creates misalignment, harshness, and premature wear. This Grade 8 shock bolt delivers the clamping force and dimensional consistency your suspension demands, whether you're running...

When you're running Bilstein shocks on a lifted or modified suspension, ride height and shock geometry matter. This 2-inch extension restores proper damper positioning and suspension travel, ensuring your shocks perform as engineered. A straightforward...

When you're lowering your suspension for better aerodynamics and handling, shock length becomes critical—too short and you lose travel; too long and geometry suffers. This Fox shock extension extender adds exactly 2 inches of length, allowing you to...

A clean fuel system is non-negotiable for consistent performance and engine reliability, especially in high-demand racing applications. This in-line filter housing provides effective filtration while maintaining straightforward bolt-on installation using...

A quality fuel filter housing is essential for protecting your fuel system from contamination while maintaining consistent flow to your engine. This aluminum housing accepts standard 8-inch filters and features 8 AN ports for seamless integration into...

Fuel system leaks and failed end fittings can sideline your race car at the most critical moments. This replacement fuel log filter end fitting maintains reliable fuel delivery under the demanding conditions of dirt late model and modified racing, where...

Fuel system integrity is non-negotiable in racing—a compromised filter end fitting can introduce contamination or leaks that cost you races. This replacement fuel log filter end fitting restores a clean, sealed connection in your fuel system with a...

A damaged or missing lower nose valance support compromises both aerodynamic integrity and structural rigidity in high-speed applications. This 3/16" aluminum support reinforces your front-end geometry while maintaining weight efficiency, and the...

A rigid lower valance nose support is essential for IMCA and USRA racers looking to maintain consistent aerodynamic geometry and prevent unwanted flex during high-speed cornering and impacts. This 3/16" aluminum support transfers loads directly to your...

If you're building a dirt modified racer on a GM A-Body platform, steering geometry is non-negotiable—and this bolt-on steel steering arm delivers the precision and durability you need for competitive UMP racing. Factory steering components simply won't...

When you're pushing hard on the track, your head protection can't be an afterthought—it needs to meet the highest safety standards while staying comfortable enough for extended sessions. The Zamp RZ-63S delivers Snell SA2025 certification with a...

If you're serious about racing, your helmet is your most critical safety investment. The Zamp RZ-63S delivers Snell SA2025 certification—the current racing standard—with a design engineered specifically for competitive drivers who demand both protection...

When you're pushing limits on the track, your helmet is your final line of defense. The Zamp RZ-63S combines Snell SA2025 certification with a full-face design that delivers comprehensive protection without compromising visibility or comfort. Built for...