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    Eaton Posi Service Kit | Disc & Shim Kit | 29403-00S

    Vendor: Eaton
    Part Number: 29403-00S
    Regular Price $214.99

    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 Eaton Posi service kit supplies replacement clutch discs and shims to rebuild an Eaton Posi clutch-type limited-slip differential. The Posi uses race-bred friction discs in a fully rebuildable housing, and this kit restores the clutch pack during a rebuild.

    • Type: Posi clutch-type LSD service kit
    • Contents: 18 steel clutch discs, clutch guides, and shims
    • Fits: Eaton Posi clutch-type limited-slip differentials
    • Sold as: Kit
    • Part number: 29403-00S

    Axle Fitment

    Service kit for rebuilding Eaton Posi clutch-type limited-slip differentials. Confirm your Posi model and clutch configuration before ordering.

    FAQ

    What is included in kit 29403-00S?

    It includes 18 steel clutch discs, clutch guides, and shims used to rebuild the clutch pack of an Eaton Posi limited-slip differential.

    Does this kit fit any Eaton Posi?

    It is intended for Eaton Posi clutch-type limited-slip differentials. Confirm your specific Posi model and clutch stack before ordering.

    Can I retune the preload with this kit?

    This kit covers discs and shims. Preload changes use Eaton Posi preload spring service kits.

    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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