Product Summary

Oval Track Cars, Mono Tube Shock Type, Anodized

    Comes as a Kit

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    Key Specs

    Shock TypeMono Tube
    Shock Body MaterialAluminum
    Body Diameter2.05"
    Shock Body TypeThreaded
    Shock Body SizeLarge Body
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    Bilstein SN9A4040 Details

    • 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.

    Specs

    • Compressed Length: 15.08"
    • Extended Length: 23.6"

    Bilstein SN9A4040 Specifications

    KEY SPECS
    MFG. Part #SN9A4040
    BrandBilstein
    Shock TypeMono Tube
    Shock Body MaterialAluminum
    Body Diameter2.05"
    Shock Body TypeThreaded
    Shock Body SizeLarge Body
    Shock Stroke Range9.00" to 9.99"
    Compression Valving4
    Rebound Valving4
    Upper Shock Mount1/2" Spherical Rod End
    Lower Shock Mount1/2" Spherical Rod End
    Extended Length Range23.00" to 23.99"
    Extended Length23.6"
    Compressed Length Range15.00" to 15.99"
    Compressed Length15.08"
    FinishAnodized
    Gas ChargedYes
    GENERAL
    Shock Stroke9.00
    Schrader ValveYes
    Coil-Over CompatibleYes
    Valve Positions40 compression - 40 rebound
    RebuildableYes
    Bushing MaterialSteel
    Sold in QuantityEach
    NotesMADE TO ORDER
    Inside Diameter46 mm
    Thread Length8.75"
    Shock Eyelet Width.630"
    Bolt Hole Circle.500"
    Hardware IncludedNo
    Customer Impersonation Script