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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
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New and used
2025 GMC Sierra 3500 trucks
for sale
near
O Fallon, MO
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Vehicle information
Features
Reviews
Gus and his crew were amazing.
Gus and his crew were amazing. I bought this pickup off the internet, and they picked me up at the airport and 1 hour and 20 minutes I was headed home.
Used
2025 GMC Sierra 3500 Denali
Vehicle information
Features
Reviews
michael meyer
michael meyer was such a wonderful help! i won't be going to any other places in the future to make a car purchase! he makes the process seem so easy and so easy going & calm. love my new car he recommended! :)
Vehicle information
Features
Reviews
Got transportation to home while repairs were being made
Got transportation to home while repairs were being made with a nice guy. The repair was not as scary as I thought it would be.
Vehicle information
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Reviews
Easy process.
Easy process. Dmytro was very helpful and accommodating. Follow up was timely. Found the car I wanted online, submitted a request for information, received a call back immediately.
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Reviews
Everyone at the dealership was amazing!
Everyone at the dealership was amazing! They answered all of my questions, made me feel comfortable, and confident with everything! I definitely recommend this dealership to anyone looking for a used or new car.
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Reviews
Tyreese listened to my wants and even though my initial
Tyreese listened to my wants and even though my initial choice sold prior to my arrival, he found me a better option. He was very knowledgeable about the cars features which made me love my car even more.
Vehicle information
Features
Vehicle information
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Reviews
always friendly service
friendly, reliable service, never have had a problem getting an appointment. I drive twenty miles just because of the good service received.
New
2025 GMC Sierra 3500 Pro
Vehicle information
Features
There are 18 matching cars close to your year range.
New
2026 GMC Sierra 3500 SLT
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Features
New
2026 GMC Sierra 3500 Denali
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Features
Used
2024 GMC Sierra 3500 Denali
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New
2026 GMC Sierra 3500 Denali
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New
2026 GMC Sierra 3500 Base
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New
2026 GMC Sierra 3500 Denali
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New
2026 GMC Sierra 3500 Denali
Vehicle information
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New
2026 GMC Sierra 3500 Denali
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Used
2024 GMC Sierra 3500 Pro
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New
2026 GMC Sierra 3500 SLE
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GMC Sierra 3500 prices by year
| Model year | Average price | Deals |
|---|---|---|
| 2026 GMC Sierra 3500 | $70,236 |
About the 2025 GMC Sierra 3500
Pro shown (base trim).
- Seating
- 2
- Door count
- 2
- Drivetrain
- Rear-wheel drive
- Combined MPG
- 0
- Transmission
- 10-Speed A/T
- Engine
- 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
How much does the 2025 GMC Sierra 3500 cost?
The 2025 GMC Sierra 3500 price depends on trim level and optional features. Prices typically start at $47,500 and go as high as $96,900 for fully loaded models.
What are some similar vehicles and competitors of the 2025 GMC Sierra 3500?
The 2025 GMC Sierra 3500 compares to and/or competes against the following vehicles:
AT4 (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" AT4 | 4WD Crew Cab 172" AT4 |
| Inventory price | |
| Starting at $72,200 | Starting at $72,400 |
| Combined MPG | |
| 0 | 0 |
| Engine | |
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
Denali (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" Denali | 4WD Crew Cab 172" Denali |
| Inventory price | |
| Starting at $75,000 | Starting at $75,200 |
| Combined MPG | |
| 0 | 0 |
| Engine | |
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
Denali Ultimate (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 172" Denali Ultimate | 4WD Crew Cab 159" Denali Ultimate |
| Inventory price | |
| Starting at $96,900 | Starting at $96,700 |
| Combined MPG | |
| 0 | 0 |
| Engine | |
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
Pro (8 styles)
| Style | |||||||
|---|---|---|---|---|---|---|---|
| 2WD Double Cab 162" Pro | 4WD Double Cab 162" Pro | 2WD Reg Cab 142" Pro | 4WD Reg Cab 142" Pro | 4WD Crew Cab 159" Pro | 2WD Crew Cab 159" Pro | 4WD Crew Cab 172" Pro | 2WD Crew Cab 172" Pro |
| Inventory price | |||||||
| Starting at $49,600 | Starting at $52,400 | Starting at $47,500 | Starting at $50,300 | Starting at $54,000 | Starting at $51,200 | Starting at $54,200 | Starting at $51,400 |
| Combined MPG | |||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Engine | |||||||
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
SLE (8 styles)
| Style | |||||||
|---|---|---|---|---|---|---|---|
| 4WD Double Cab 162" SLE | 2WD Double Cab 162" SLE *Ltd Avail* | 4WD Reg Cab 142" SLE | 2WD Reg Cab 142" SLE *Ltd Avail* | 4WD Crew Cab 159" SLE | 2WD Crew Cab 159" SLE *Ltd Avail* | 2WD Crew Cab 172" SLE *Ltd Avail* | 4WD Crew Cab 172" SLE |
| Inventory price | |||||||
| Starting at $56,700 | Starting at $53,900 | Starting at $54,400 | Starting at $51,600 | Starting at $58,300 | Starting at $55,500 | Starting at $55,700 | Starting at $58,500 |
| Combined MPG | |||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Engine | |||||||
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
SLT (4 styles)
| Style | |||
|---|---|---|---|
| 4WD Crew Cab 159" SLT | 2WD Crew Cab 159" SLT *Ltd Avail* | 2WD Crew Cab 172" SLT *Ltd Avail* | 4WD Crew Cab 172" SLT |
| Inventory price | |||
| Starting at $65,900 | Starting at $63,100 | Starting at $63,300 | Starting at $66,100 |
| Combined MPG | |||
| 0 | 0 | 0 | 0 |
| Engine | |||
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
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