About

PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical services at various racing events. We believe these interactions allow us to provide the latest product advancements and respond to additional future requirements. Because we are the manufacturer, we are able to design, build, and supply parts within days if needed. We believe in providing custom products for every product line. This philosophy is a premium choice to allow our customers an enhanced product or something unique to the application. Additional Private Label programs are available to many companies looking for their own brand identity and are typically for larger volume applications. We honor proprietary agreements and are dedicated to providing any aftermarket company a superior American made product at sustainable market pricing. PAC can offer enhanced technology through engineering resources and expanded experience from all of our power-train engineers. Additionally, with nearly 100 years of manufaBecause of the extreme demands of racing, we routinely test all of our components using advanced testing technology. We have a fully accredited metallurgy lab with dedicated staff and equipment such as: SEM with EDAX, Xray Diffraction, Micro Hardness, Impact Testing, and MTS Tensile Test machine. Additionally, we are able to test functionality and fatigue properties in our Dynamics Laboratory, which includes a single post MTS Servo Hydraulic test machine, various bench type equipment, and our High Tech Engine test lab. Whatever your application we strive to bring confidence that our products meet and exceed designed parameters.cturing experience, we continually improve our products to exceed demanding expectations.

Warranty Information

https://www.racingsprings.com/return-policy-warranty/

Videos

Fatigue testing springs on the IST machines.

Here we can fatigue test our springs. We will usually run spring 20% over stress of real world along with simulated hot engine oil. These machines have a closed circuit system on every spring, once a spring breaks, the machine will stop to keep an exact cycle count of when it failed.

NASCAR Cup Test Spring C

Trail Series UTV Spring Kits for the Yamaha YXZ1000R

Get the ride you're looking for with our Trail Series UTV Spring Kits for the Yamaha YXZ1000R. Available for terrain specific applications so you can rest assured that you're getting the most out of your machine's shocks no matter where you ride. Available for YXZ, RZR, X3 and more!

PAC 1354 10000 RPM

Trail Series Dual Rate UTV Spring Kit Installation

Marty is talking all about dual rate spring setups and explains why adding preload to get some height back is (most likely) having a negative effect on the ride. Grab a pen and take some notes! Download the Spring Rate Chart he references right here: www.racingsprings.com/media/technote/Suspension_Spring_Stacker_Chart.pdf

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