2025 Sierra 3500 HD SLT
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Available now
- On the lot and buyable now.
- Similar Sierra 3500 HD SLTs sell in a median of 16 days (229 recent sales).
- 359 of 359 listed nationwide are buyable right now.
Verify the out-the-door price
This listing is priced $7,500 below the typical Sierra 3500 HD SLT, which usually sells around MSRP. An advertised price this far under the norm often means a mandatory dealer add-on package (paint/fabric protection, accessories, etc.) or fees aren't reflected here — they're added at the dealership and can erase the discount. Confirm the full out-the-door price before you count on this as a deal.
Negotiation Signal
- On the lot 72 days — longer than 100% of Sierra 3500 HD listings in WI.
Time on the lot and prior price cuts are real negotiating leverage — a dealer carrying a slow-moving unit is more likely to deal.
Deal Analysis
This 2025 Sierra 3500 HD is listed at $78,395, which is $7,500 below its MSRP of $85,895 — a notable discount. Compared to similar Sierra 3500 HD vehicles nationally (averaging $5,642 below MSRP), this one is priced $1,858 lower than the market average. It has been on the dealer’s lot for 72 days. Located at BOUCHER BUICK GMC in Waukesha, WI.
Price Breakdown
Listed price. A dealer's real offer can be lower (incentives, financing or trade-in conditions) or higher (added fees) — always ask for the out-the-door price.
Details
Delivery Pipeline
Factory Options
- — DARK PAINTED$1,100
- — GOOSENECK/5TH$995
- — STAMPED$495
- — HARNESS$230
- — SUNROOF$200
- — ALL TERRAIN TIRES$200
- — OPTIONS INSTALLEDPACKAGE$4,650
- — PACKAGE$1,090
Specifications
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Est. Monthly Payment
$1,380/mo
Estimate only, based on the advertised price. Does not include taxes, dealer fees, or insurance.
Est. Out-the-Door Price
$82,879 price + tax
≈ $83,428 out the door, once typical title, registration and doc fees are added — but those vary by dealer.
Car tax follows where you register the car, not where the dealer is.
Comparable Vehicles
Avg markup: -$5,642
72 days on lot