2021 GMC Sierra 2500HD AT4 AT4 SB
$9,991 more than this car
- 73,991 mi
- Truck
Legacy Motors Inc · Sacramento, CA · 5 mi away
2020 GMC Sierra 2500HD SLT Crew Cab*4X4*Tow Package*Rear Camera*X31 Pack* Truck
129,529 miles · truck

The 2020 GMC Sierra 2500HD SLT Crew Cab 4X4 features a powerful Duramax 6.6L Biodiesel Turbo V8 engine delivering 445 horsepower and 910 ft-lbs of torque. This model includes the Tow Package and X31 Off-Road Package, enhancing its capability and versatility. Exterior finished in Dark Sky Metallic complements the Jet Black interior. Factory standard features include a rearview camera, premium SLT trims, advanced towing aids, and durable off-road enhancements. This vehicle is in excellent overall condition with a clean CARFAX report.
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Similar listings we found within 100 miles of Fair Oaks, California are shown below. Fewer than 3 other SLT 4X4*Tow Package*Rear listings are live nationwide, so all Sierra 2500HD trims are compared — check trim and options. New dealers are added every day.
Price tracked by AutosXchange since Nov 5, 2026. No price change at this dealership since Nov 5 ($39,999).
AutosXchange Intel Hub: Price changes for this model in California · This model in the Intel Hub · Market movers in California
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2021 Sierra 2500HD all trims · used · any miles · within 100 miles of Fair Oaks, California. All 4 comparable cars for sale, nearest first.
$9,991 more than this car
Legacy Motors Inc · Sacramento, CA · 5 mi away
$10,128 more than this car
CENCAL AUTOMOTIVE, INC. · Modesto, CA · 72 mi away
$19,501 more than this car
Euro Auto Sale · Santa Clara, CA · 98 mi away
$7,451 more than this car
Golden Auto Sales · Reno, NV · 100 mi away
2021 GMC Sierra 2500HD AT473,991 miles · Legacy Motors Inc · Sacramento, CA · 5 mi away$49,990$9,991 more than this car
2021 GMC Sierra 2500HD120,440 miles · CENCAL AUTOMOTIVE, INC. · Modesto, CA · 72 mi away$50,127$10,128 more than this car
2021 GMC Sierra 2500HD Denali83,006 miles · Euro Auto Sale · Santa Clara, CA · 98 mi away$59,500$19,501 more than this car
2021 GMC Sierra 2500HD86,488 miles · Golden Auto Sales · Reno, NV · 100 mi away$47,450$7,451 more than this carAll years and trims. Nearest first.
Supreme Auto · Fair Oaks, CA · 0 mi away
Supreme Auto · Fair Oaks, CA · 0 mi away