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          Genuine Hyundai 81840S8100 - Hatch Lift Support (Rear Right)

          MPN: 81840S8100
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $967.95
          In stock

          Product Overview

          The Genuine Hyundai 81840S8100 Hatch Lift Support (Rear Right) is designed to provide reliable support for your hatchback, ensuring smooth operation when opening and closing. This hatch lift support is manufactured to OE-level quality, guaranteeing a precise fit and dependable performance for your vehicle. Trust in Genuine Hyundai, a brand known for its commitment to excellence, especially for the Hyundai Palisade family. Choose Genuine Hyundai 81840S8100 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Genuine Hyundai 81840S8100 is equivalent to or replaces the following part numbers:

          Vehicle Compatibility

          • 2020 Hyundai Palisade 3.8 V6

          This also fits other applications. Please use the vehicle selector tool to verify fitment.

          Why Choose Newparts.com?

          • Trusted by DIYers and pros for over 15 years
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          Frequently Asked Questions

          What is the function of the hatch lift support?

          The hatch lift support is designed to assist in lifting and holding the hatch open, providing safety and convenience when accessing the rear of your vehicle.

          Is the Genuine Hyundai 81840S8100 compatible with other models?

          The Genuine Hyundai 81840S8100 is specifically designed for the 2020 Hyundai Palisade 3.8 V6. Please verify compatibility with other models using our vehicle selector tool.

          How do I know if my hatch lift support needs replacing?

          Signs that your hatch lift support may need replacement include difficulty in opening or closing the hatch, or if the hatch does not stay open on its own. If you experience these issues, consider replacing it with the Genuine Hyundai 81840S8100.

          Order Information

          Order Genuine Hyundai 81840S8100 today for a factory-correct replacement that restores safety and performance.

            • Newparts SKU
              3457956
            • Weight
              2.5 lbs
            • Dimensions (L x W x H)
              24.6087 x 1.4684 x 2.4667 in
            • Manufacturer Part #
              81840S8100
          • Brand
            Genuine Hyundai
          • Position
            Rear Right
          • Manufacturer
            Genuine Hyundai
          • MPN
            81840S8100
          • Part Type
            Hatch Lift Support
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2020HyundaiPalisadeLimited (3.8 V6 GAS)Notes: w/power lift
          2020HyundaiPalisadeSEL (3.8 V6 GAS)Notes: w/power lift
          2020HyundaiPalisadeSE (3.8 V6 GAS)Notes: w/power lift
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          We accept the following payment methods:

          Accepted payment methods

          Warranty Overview

          At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.


          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, use our Return Portal or contact support.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.



          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For full details, please see our complete Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions,  risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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