2026 Sierra 2500 HD AT4
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Available now
- On the lot and buyable now.
- Similar Sierra 2500 HD AT4s sell in a median of 18 days (1821 recent sales).
- 2,379 of 2,379 listed nationwide are buyable right now.
Negotiation Signal
- On the lot 45 days — longer than 78% of Sierra 2500 HD listings in CT.
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
~$83,174
- Comparable Sierra 2500 HDs (6) average $6,497 below MSRP — about $83,174 for this trim.
- Listed $497 above that, so there's room to negotiate toward $83,174.
- It's sat 45 days (longer than 78% 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 2500 HD is listed at $83,670, which is $6,000 below its MSRP of $89,670 — a notable discount. Compared to similar vehicles nationally, this one is priced $496 higher than the market average. It has been on the dealer’s lot for 45 days. Located at D'ADDARIO BUICK GMC in Shelton, CT.
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
- — SNOW PLOW PREP/$150
Specifications
Loading history...
Est. Monthly Payment
$1,473/mo
Estimate only, based on the advertised price. Does not include taxes, dealer fees, or insurance.
Save $12,115 on one of 245 comparable 2026 Sierra 2500 HD AT4 about 1,141 miles away. The lowest is $71,555 in Aurora, MO — real leverage when you ask D'ADDARIO BUICK GMC to match it. See that listing →
Comparable Vehicles
Avg markup: -$6,497
45 days on lot