2026 Sierra 3500 HD AT4
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Available now
- On the lot and buyable now.
- Similar Sierra 3500 HD AT4s sell in a median of 23 days (793 recent sales).
- 652 of 652 listed nationwide are buyable right now.
Negotiation Signal
- On the lot 42 days — longer than 56% of Sierra 3500 HD listings in IL.
Time on the lot and prior price cuts are real negotiating leverage — a dealer carrying a slow-moving unit is more likely to deal.
What to aim for
~$89,373
- Comparable Sierra 3500 HDs (6) average $2,437 below MSRP — about $89,373 for this trim.
- Listed $2,437 above that, so there's room to negotiate toward $89,373.
- It's sat 42 days (longer than 56% locally) — that strengthens your hand.
A data-driven starting point from comparable listings and public incentives — not an appraisal. Dealer fees, trade-in, and which programs you qualify for will move the real out-the-door number.
Deal Analysis
This 2026 Sierra 3500 HD is listed at $91,810, right at its MSRP of $91,810. Compared to similar vehicles nationally, this one is priced $2,437 higher than the market average. It has been on the dealer’s lot for 42 days. Located at LAURA BUICK-GMC, INC. in Collinsville, IL.
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
Specifications
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Est. Monthly Payment
$1,617/mo
Estimate only, based on the advertised price. Does not include taxes, dealer fees, or insurance.
Est. Out-the-Door Price
$100,055 price + tax
≈ $100,718 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.
Save $10,210 on one of 287 comparable 2026 Sierra 3500 HD AT4 about 1,416 miles away. The lowest is $81,600 in Nampa, ID — real leverage when you ask LAURA BUICK-GMC, INC. to match it. See that listing →
Prefer closer? One about 33 mi away saves $8,960 (Red Bud, IL). View →
Comparable Vehicles
Avg markup: -$2,437
42 days on lot