Pay in installments of $8.50 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 16 - Jun 21
For Your Every Summer RSVP, with Code: SUMMER15
Description
Sea-Dog Gas Filled Lift Spring - 20" - 40# [321484-1]Gas Filled Lift Spring 20" 40# Sea Dog Gas Springs and hardware are manufactured to marine OE standards and have been installed in marine and RV applications for several years. You can count on our high quality and a 2 year warranty on all Sea Dog Gas Springs. Sea Dog Gas Springs are the ideal choice for all marine, RV, truck cap, tool box, and utility applications because of their unique multi lobe seal which offers superior service life and
![Sea-Dog Gas Filled Lift Spring - 20" - 40# [321484-1] Sea-Dog Gas Filled Lift Spring - 20" - 40# [321484-1]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/77679XL.jpg?v=1643850945)
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 2319 reviews
Sort
Product Reviews
★★★★★ 4
Entrega a tiempo
Exelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2025
★★★★★ 5
Works and fits as described !
Works perfectly! On time ! Fits perfectly! First time I ordered this item they sent the wrong part completely but this time it’s perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 5, 2025
★★★★★ 5
Excelente
Muy buen producto. Excelente recomiendo 100%
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 1, 2025
★★★★★ 5
Perfect fit
Top quality parts and no worries
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2025
★★★★★ 1
Failed in less than 1 year
Starter began making noise, and finally on the last start, it would not disengage from starting (as in it sounded like you were still turning the key after the vehicle was already started), so it burned out the starter, had to replace with one from o'reilly's. I don't reccomend this one
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 8, 2024


![Sea-Dog LED Square Courtesy Light - Blue [401418-1] Sea-Dog LED Square Courtesy Light - Blue [401418-1]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/77837XL.jpg?v=1643851885)
![Sea-Dog LED Courtesy Light - White [401240-1] Sea-Dog LED Courtesy Light - White [401240-1]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/77861XL.jpg?v=1643852052)
![Sea-Dog Push Button Rim Latch - Polished Chrome [226312-1] Sea-Dog Push Button Rim Latch - Polished Chrome [226312-1]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/77597.gif?v=1643850430)