KYB

Spring Seat Insulator

SM5807
$29.99

In Stock Estimated Delivery in 3-6 Business Days
KYB

Spring Seat Insulator

SM5807
$29.99

In Stock Estimated Delivery in 3-6 Business Days
Authorized dealer
Free shipping on orders above $250 within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Overview & Specs
Part Numbers Included:
  • SM5807
Compatibility List
YearMakeModelDrivePosition
2019BuickCascadaFront Lower
2018BuickCascadaFront Lower
2017BuickCascadaFront Lower
2016BuickCascadaFront Lower
2016BuickLaCrosseFront Lower
2015BuickLaCrosseFront Lower
2014BuickLaCrosseFront Lower
2013BuickLaCrosseFront Lower
2012BuickLaCrosseFront Lower
2011BuickLaCrosseFront Lower
2010BuickLaCrosseFront Lower
2017BuickRegalFront Lower
2016BuickRegalFront Lower
2015BuickRegalFront Lower
2014BuickRegalFront Lower
2013BuickRegalFront Lower
2012BuickRegalFront Lower
2011BuickRegalFront Lower
2017BuickVeranoFront Lower
2016BuickVeranoFront Lower
2015BuickVeranoFront Lower
2014BuickVeranoFront Lower
2013BuickVeranoFront Lower
2012BuickVeranoFront Lower
2016CadillacELRFront Lower
2015CadillacELRFront Lower
2014CadillacELRFront Lower
2019CadillacXTSFront Lower
2018CadillacXTSFront Lower
2017CadillacXTSFront Lower
2016CadillacXTSFront Lower
2015CadillacXTSFront Lower
2014CadillacXTSFront Lower
2013CadillacXTSFront Lower
2015ChevroletCruzeFront Lower
2014ChevroletCruzeFront Lower
2013ChevroletCruzeFront Lower
2012ChevroletCruzeFront Lower
2011ChevroletCruzeFront Lower
2016ChevroletCruze LimitedFront Lower
2018ChevroletImpalaFront Lower
2017ChevroletImpalaFront Lower
2016ChevroletImpalaFront Lower
2015ChevroletImpalaFront Lower
2014ChevroletImpalaFront Lower
2015ChevroletMalibuFront Lower
2014ChevroletMalibuFront Lower
2013ChevroletMalibuFront Lower
2016ChevroletMalibu LimitedFront Lower
2015ChevroletVoltFront Lower
2014ChevroletVoltFront Lower
2013ChevroletVoltFront Lower
2012ChevroletVoltFront Lower
2011ChevroletVoltFront Lower

Shock Surplus handles KYB's warranty claims; if you encounter a product defect please submit a warranty claim.

View KYB Warranty Information

For more information: View the Shock Surplus Warranty Policy.

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.

Product Details

Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

Part Numbers & Details

View full product specifications

Close specs
Overview & Specs
Part Numbers Included:
  • SM5807
Compatibility List
YearMakeModelDrivePosition
2019BuickCascadaFront Lower
2018BuickCascadaFront Lower
2017BuickCascadaFront Lower
2016BuickCascadaFront Lower
2016BuickLaCrosseFront Lower
2015BuickLaCrosseFront Lower
2014BuickLaCrosseFront Lower
2013BuickLaCrosseFront Lower
2012BuickLaCrosseFront Lower
2011BuickLaCrosseFront Lower
2010BuickLaCrosseFront Lower
2017BuickRegalFront Lower
2016BuickRegalFront Lower
2015BuickRegalFront Lower
2014BuickRegalFront Lower
2013BuickRegalFront Lower
2012BuickRegalFront Lower
2011BuickRegalFront Lower
2017BuickVeranoFront Lower
2016BuickVeranoFront Lower
2015BuickVeranoFront Lower
2014BuickVeranoFront Lower
2013BuickVeranoFront Lower
2012BuickVeranoFront Lower
2016CadillacELRFront Lower
2015CadillacELRFront Lower
2014CadillacELRFront Lower
2019CadillacXTSFront Lower
2018CadillacXTSFront Lower
2017CadillacXTSFront Lower
2016CadillacXTSFront Lower
2015CadillacXTSFront Lower
2014CadillacXTSFront Lower
2013CadillacXTSFront Lower
2015ChevroletCruzeFront Lower
2014ChevroletCruzeFront Lower
2013ChevroletCruzeFront Lower
2012ChevroletCruzeFront Lower
2011ChevroletCruzeFront Lower
2016ChevroletCruze LimitedFront Lower
2018ChevroletImpalaFront Lower
2017ChevroletImpalaFront Lower
2016ChevroletImpalaFront Lower
2015ChevroletImpalaFront Lower
2014ChevroletImpalaFront Lower
2015ChevroletMalibuFront Lower
2014ChevroletMalibuFront Lower
2013ChevroletMalibuFront Lower
2016ChevroletMalibu LimitedFront Lower
2015ChevroletVoltFront Lower
2014ChevroletVoltFront Lower
2013ChevroletVoltFront Lower
2012ChevroletVoltFront Lower
2011ChevroletVoltFront Lower
Warranty

View warranty coverage

Close specs

Shock Surplus handles KYB's warranty claims; if you encounter a product defect please submit a warranty claim.

View KYB Warranty Information

For more information: View the Shock Surplus Warranty Policy.

Shipping & Returns

Free shipping within the lower 48 United States

Close specs

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.

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