Description The Penske 8300 Piggyback offers the precise valving adjustments with the external reservoir mounted right on the shock.  Penske 8300 Series Advantages -Repeatable Performance – Increased Nitrogen Volume Yields Repeat-ability at Variable Running Temperatures -Durable Aluminum Components are Lightweight -Easily Adjustable – 20 Clicks of Compression and 20-50 positions of rebound depending on eyelet option. -Revalvable – A Variety of Pistons and Shim Stacks Provide Unlimited Customization What is the Adjustment Range of the 8300: The 8300 has two external adjusters. The standard knob style compression adjuster allows for 20 different positions of adjustment and the range is generally 150 – 175 lbs.