V300SD with Door Car Harness, data logger commonly used for Pro Stock, Pro Modified and many Sportsman classes. Comes with DataLink software.; The new Racepak V300SD Easy Access Data Loggers include all of the features and benefits of their successors, but now also include built-in pre-configured data analysis channels allowing you to make quick decisions based on real data between rounds at the track. The new Easy Access loggers no longer require the use of a security key, allowing you to look at your data with any laptop that has the latest version of Datalink V5 installed.
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