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    • Allstar Performance Bump Stop Shim — 0.031 in Thick, 16mm Shaft, White | ALL64323
    • ALL64323.jpg

    Allstar Performance Bump Stop Shim — 0.031 in Thick, 16mm Shaft, White | ALL64323

    Part Number: ALL64323
    Regular Price $4.89

    In Stock

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    This Allstar Performance bump stop shim is a 0.031 in thick plastic spacer sized for 16 mm shock shafts. The white color identifies the thickness, making it easy to pick the right shim when stacking multiple shims to fine-tune bump stop travel and preload.

    Spec Sheet: Allstar Spec Sheet

    Specifications

    • Thickness: 0.031 in
    • Shaft diameter: 16 mm
    • Material: Plastic
    • Color: White
    • Packaging: Each

    Compatibility

    This shim fits shocks with a 16 mm shaft diameter. It is universal shock-mount hardware, compatible with any shock matching the 16 mm shaft size, not limited to a specific vehicle or shock brand.

    FAQ

    What shaft size does this shim fit?

    This shim is sized for 16 mm shock shafts.

    How thick is this shim?

    It measures 0.031 in thick.

    What does the color indicate?

    The white color identifies the 0.031 in thickness so shims of different thicknesses can be told apart at a glance.

    Can multiple shims be stacked?

    Yes, shims of this type are commonly stacked together to fine-tune bump stop travel and preload.

    What material is the shim made from?

    It is made from plastic.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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