Bilstein Alum. Threaded Body Gas Shock, 7 In Stroke, Comp/Rebound: 3/7
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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
- Bilstein's 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 you've been running a 9" Pro, Carrera, etc., you need to go to an 8" Bilstein.
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
- Compressed Length: 13.35"
- Extended Length: 20.23"
What's In The KitEach kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
Bilstein ASN Base ShockPart # 213SN7AQty x 1
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