Diesel Trucks for Sale in San Marcos, TX

2,874 results

2024 RAM 2500

Limited Longhorn Crew Cab 4WD

41,647 miles

$68,795

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Black
Fuel type:: Diesel
Interior color:: Brown (Tan)
Transmission:: 6-Speed Automatic
Mileage:: 41,647
Stock #:: 141108
VIN:: 3C6UR5GL4RG141108

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2025 Ford F-350 Super Duty

XL Crew Cab LB DRW 4WD

19,362 miles

$62,977

Good Deal

$1,180/mo est.

Manufacturer certified

San Antonio, TX

40 mi away

Year:: 2025
Make:: Ford
Model:: F-350 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.7L V8 Biodiesel
Exterior color:: Oxford White
Fuel type:: Biodiesel
Interior color:: Medium Dark Slate
Transmission:: Automatic
Mileage:: 19,362
Stock #:: 8094A
VIN:: 1FT8W3DT1SEC68648

2025 RAM 2500

Tradesman Crew Cab 4WD

9,132 miles

$54,200

Good Deal

$1,016/mo est.

Third-party certified

San Antonio, TX

45 mi away

Year:: 2025
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.7L I6 Diesel
Exterior color:: Gray (Granite Crystal Metallic Clearcoat)
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 9,132
Stock #:: F1730
VIN:: 3C63R5CL2SG520891

2021 RAM 2500

Limited Longhorn Crew Cab 4WD

79,174 miles

$52,933

Year:: 2021
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Billet Silver Metallic
Fuel type:: Diesel
Interior color:: Lt Mountain Brown/Brown
Transmission:: 6-Speed Automatic
Mileage:: 79,174
Stock #:: G265158A
VIN:: 3C6UR5GL3MG657792

2024 RAM 2500

Big Horn Crew Cab LB 4WD

117,827 miles

$38,995

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Black
Fuel type:: Diesel
Interior color:: Gray
Transmission:: 8-Speed Automatic
Mileage:: 117,827
Stock #:: 192969
VIN:: 3C6UR5JL2RG192969

2016 Chevrolet Colorado

LT Crew Cab RWD

148,505 miles

$13,690

Year:: 2016
Make:: Chevrolet
Model:: Colorado
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 181 hp 2.8L I4 Diesel
Combined gas mileage:: 26 MPG
Fuel type:: Diesel
Transmission:: 6-Speed Automatic
Mileage:: 148,505
Stock #:: INV1367112
VIN:: 1GCGSCE12G1367112

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

38,755 miles

$53,033

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Onyx Black
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Interior color:: Jet Black With Kalahari Accents
Transmission:: Automatic
Mileage:: 38,755
Stock #:: RG108034
VIN:: 3GTUUEE84RG108034

2020 Chevrolet Silverado 1500

LT Crew Cab RWD

116,935 miles

$22,000

Year:: 2020
Make:: Chevrolet
Model:: Silverado 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 277 hp 3L I6 Diesel
Exterior color:: Gray
Combined gas mileage:: 28 MPG
Fuel type:: Diesel
Interior color:: Gray
Transmission:: Automatic
Mileage:: 116,935
Stock #:: LG394333
VIN:: 3GCPWCET8LG394333

2019 RAM 3500

Laramie Longhorn Crew Cab LB DRW 4WD

96,562 miles

$51,995

Year:: 2019
Make:: RAM
Model:: 3500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: White
Fuel type:: Diesel
Interior color:: Brown (Tan)
Transmission:: 6-Speed Automatic
Mileage:: 96,562
Stock #:: 637099
VIN:: 3C63RRKL0KG637099

2023 Chevrolet Silverado 1500

RST Crew Cab 4WD

49,237 miles

$40,689

Year:: 2023
Make:: Chevrolet
Model:: Silverado 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Sterling Gray Metallic
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Gideon/Very Dark Atmosphere
Transmission:: Automatic
Mileage:: 49,237
Stock #:: CP2068
VIN:: 1GCUDEE81PZ241220

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2022 RAM 1500

Laramie Crew Cab RWD

53,101 miles

$34,250

Year:: 2022
Make:: RAM
Model:: 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 260 hp 3L V6 Biodiesel
Exterior color:: Billet Silver Metallic Clearcoat
Combined gas mileage:: 27 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 53,101
Stock #:: NN398382T
VIN:: 1C6RREJM3NN398382

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2024 RAM 2500

Laramie Crew Cab 4WD

35,475 miles

$51,197

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: White
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 35,475
Stock #:: RRG366980
VIN:: 3C6UR5FL5RG366980

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2015 RAM 3500

Tradesman Crew Cab LB DRW RWD

111,096 miles

$28,499

Year:: 2015
Make:: RAM
Model:: 3500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 350 hp 6.7L I6 Diesel
Fuel type:: Diesel
Transmission:: 6-Speed Automatic
Mileage:: 111,096
Stock #:: 20285
VIN:: 3C63RPGL7FG579284

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2024 RAM 2500

Laramie Crew Cab 4WD

44,592 miles

$50,877

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Bright White Clearcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 44,592
Stock #:: P16249
VIN:: 3C6UR5FL2RG366998

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2024 RAM 2500

Limited Longhorn Crew Cab 4WD

17,901 miles

$69,790

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Bright White Clearcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 17,901
Stock #:: W16200B
VIN:: 3C6UR5GL2RG209471

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2019 Ford F-250 Super Duty

Lariat Crew Cab 4WD

82,566 miles

$51,544

Year:: 2019
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 450 hp 6.7L V8 Biodiesel
Exterior color:: Oxford White
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 82,566
Stock #:: G150262A
VIN:: 1FT7W2BT2KEG41284

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2025 Ford F-250 Super Duty

Lariat Crew Cab 4WD

27,990 miles

$75,431

Year:: 2025
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.7L V8 Biodiesel
Exterior color:: Gray Metallic
Fuel type:: Biodiesel
Interior color:: Black Onyx
Transmission:: Automatic
Mileage:: 27,990
Stock #:: SEC38235
VIN:: 1FT8W2BT6SEC38235

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2024 Ford F-250 Super Duty

XL Crew Cab 4WD

29,817 miles

$56,222

Year:: 2024
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.7L V8 Biodiesel
Exterior color:: Blue Metallic
Fuel type:: Biodiesel
Interior color:: Medium Dark Slate
Transmission:: Automatic
Mileage:: 29,817
Stock #:: HS706A
VIN:: 1FT8W2BT4REF01106

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2020 RAM 2500

Laramie Crew Cab 4WD

119,892 miles

$41,991

Year:: 2020
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: [PSC] Billet Silver Metallic Clear Coat
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 119,892
Stock #:: 236899
VIN:: 3C6UR5FL9LG236899

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2014 RAM 2500

Laramie Mega Cab 4WD

108,467 miles

$34,900

Year:: 2014
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 350 hp 6.7L I6 Diesel
Exterior color:: Bright White Clearcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 108,467
Stock #:: MU28618
VIN:: 3C6UR5NL4EG320312

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2024 RAM 2500

Laramie Crew Cab 4WD

33,490 miles

$54,007

Year:: 2024
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Billet Silver Metallic Clearcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 33,490
Stock #:: P16336
VIN:: 3C6UR5FL1RG402387

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2013 RAM 3500

Laramie Crew Cab LB DRW 4WD

195,255 miles

$26,984

Year:: 2013
Make:: RAM
Model:: 3500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 350 hp 6.7L I6 Diesel
Exterior color:: Gray (Steel Metallic)
Fuel type:: Diesel
Interior color:: Black Interior
Transmission:: 6-Speed Automatic
Mileage:: 195,255
Stock #:: 616774U
VIN:: 3C63RRJL0DG616774

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2016 RAM 1500

Laramie Crew Cab 4WD

103,568 miles

$19,995

Year:: 2016
Make:: RAM
Model:: 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 240 hp 3L V6 Biodiesel
Exterior color:: Gray (Granite Crystal Metallic Clear Coat)
Combined gas mileage:: 23 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 103,568
Stock #:: C68564
VIN:: 1C6RR7NM7GS168564

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2024 GMC Sierra 3500HD

Denali Ultimate Crew Cab 4WD

41,024 miles

$79,874

Year:: 2024
Make:: GMC
Model:: Sierra 3500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior color:: Onyx Black
Fuel type:: Biodiesel
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 41,024
Stock #:: G161359A
VIN:: 1GT49YEY0RF216350

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Diesel Trucks for Sale in San Marcos, TX

2024 RAM 2500

$68,795

2025 Ford F-350 Super Duty

$62,977

2025 RAM 2500

$54,200

2021 RAM 2500

$52,933

2024 RAM 2500

$38,995

2016 Chevrolet Colorado

$13,690

2024 GMC Sierra 1500

$53,033

2020 Chevrolet Silverado 1500

$22,000

2019 RAM 3500

$51,995

2023 Chevrolet Silverado 1500

$40,689

2022 RAM 1500

$34,250

2024 RAM 2500

$51,197

2015 RAM 3500

$28,499

2024 RAM 2500

$50,877

2024 RAM 2500

$69,790

2019 Ford F-250 Super Duty

$51,544

2025 Ford F-250 Super Duty

$75,431

2024 Ford F-250 Super Duty

$56,222

2020 RAM 2500

$41,991

2014 RAM 2500

$34,900

2024 RAM 2500

$54,007

2013 RAM 3500

$26,984

2016 RAM 1500

$19,995

2024 GMC Sierra 3500HD

$79,874

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