Dirt Track Performance

Penske Performance. NTC Support.

NTC services and supports Penske racing shocks for dirt track racers, with a focus on the 7100 and 7173 Series. New shock packages are also available through NTC by consultation.

Featured at NTC

Shock Models We Focus On

Steel • Non-Adjustable

7100 Series

A cost-effective Penske short-track gas shock built for racing applications where non-bulb steel shocks or price limits are part of the rules.

  • 7", 9" and 10" configurations available from Penske
  • Built to customer specifications with multiple tuning options
  • Owner-rebuildable design
  • Strong fit for many Modified and Street Stock-style applications
Steel • Short Track

7173 Series

A newer Penske short-track steel shock aimed at racers looking for more tuning capability while staying within a steel-shock platform.

  • 7", 9" and 10" configurations
  • Steel body-cap option available
  • Application-specific setup and valving options
  • NTC package selection, service and setup support
New Shocks + Full Service

Built Around Your Race Program.

Whether you need a complete new Penske package or want your current shocks inspected, rebuilt and tested, NTC can help. New packages are selected through direct consultation so the recommendation can be matched to your car, class, rules and goals.

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Shock eligibility varies by class and sanctioning-body rules. NTC can help match the package to your application and current rule set.

NTC Shock Service

Penske service built around your program.

NTC supports Penske racers with shock selection, inspection, rebuilding, revalving, performance testing and setup guidance. Our S-Link dyno is available as a verification tool when measured data can help evaluate the package or confirm service work.

Product descriptions are based on current Penske Racing Shocks manufacturer information; final configuration depends on application and rules.