Bilstein Aluminum Threaded Body Gas Shock, 9 Inch Stroke, Custom Valve
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- 46mm (1.81") diameter threaded aluminum body
- Includes Schrader valve and circlip rod guide
- Rebuildable; shock can be assembled and disassembled for rapid repair or valving change
- Hard anodized for durability
- Valve stacks and valving kits available separately
- Available with linear or digressive piston
- Every part of the ASN shock is available separately for economical repair
- World class performance in an aluminum shock at an economy price
- Bilsteins famous consistent, fade-free performance
- Designed for, but not limited to Modifieds, Late Models, & Sprint Cars
Note: With mono-tube gas shocks, you have a longer compressed length. So if youve been running a 9" Pro, Carrera, etc., you need to go to an 8" Bilstein.
Note: This shock is custom valved and assembled by our expert staff. Due to its custom nature, it cannot be returned for a refund.
Bilstein Shock Numbering System
Example: SN 7 A 20 40
- 7 - Stroke in inches (Comp. length subtracted from Ext. length)
- A - Aluminum threaded body shock
- 20 - # Rebound damping (first # in sequence)
- 40 - # Compression damping (second # in sequence)
Note: Rebound and Compression are expressed in the industry standard, 4, 5, 6 etc. with a 2nd digit to allow for a degree of dampening between whole numbers. For example: 50 means 5, 55 means 5-1/2
What's In The Kit
Bilstein ASN Base ShockPart # 213SN9AQty x 1
Bilstein Shims StackPart # 213SHIMSQty x 1
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Q & A
Tim talks about what options we have for hot rod shocks.
Speedway Motors employee Pat O. talks about shock ends.
Call Our Experienced Shock Techs For Details At 800.979.0122. Shipping Information ... Have Your Shocks Dyno Tested To Ensure Optimum Performance!
How to remove shock rod end and install bump rubber/bump cup.