National Spring Ultra Leaf Springs

Brand: National Spring | Part #SUS-D6125C

Category: Suspension > Leaf Springs

The National Spring Ultra Leaf Springs (P/N SUS-D6125C) is a direct-fit Leaf Springs for the vehicles listed in the fitment section. Sealed against road salt, water, and grit — built for daily driving in all four seasons. Sourced from National Spring, a recognized supplier in the aftermarket auto parts channel. Part number SUS-D6125C is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2016–2019 GMC, RAM, Genesis including Sierra HD, 3500, 1500, 2500, Electrified GV70, GV70. Use the year/make/model selector above to verify your exact configuration before checkout. Same- or next-business-day handling on in-stock orders. Free US shipping over $75 — no surprise oversized fees on this item. Backed by a 90-day return window — if the part doesn't fit or the wrong unit was shipped, send it back for a full refund.

Price: $65.99 | In stock — ships within 1-2 business days. Free shipping on orders over $75.