Mack MD Trucks For Sale

2025 Mack MD742

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#22MD076199

Engine: Cummins 300
Transmission: Automatic
Suspension: AIR
Ratio: 5.57

Nextran Truck CentersKansas City, MO(866) 221-2754 Email Dealer

2026 Mack MD742

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#TS078054

15 mi.

Engine: Cummins 300
Transmission: Automatic
Suspension: Air Ride

Ruble Truck SalesNew Haven, IN(888) 659-0915 Email Dealer

2025 Mack MD6 42R

Call for Price

#15MD017453

457 mi.

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 4.88

Nextran Truck CentersDuluth, GA(770) 758-3674 Email Dealer

2024 Mack MD7

$159,000

#1191289

1,650 mi.

Engine: Cummins
Transmission
Suspension

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer

2025 Mack MD7

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#11MD077264

Engine: Cummins 300
Transmission: Allison 3000RDS
Suspension
Ratio: 5.86

Nextran Truck CentersFultondale, AL(800) 292-8685 Email Dealer

2025 Mack MD6 42R

Call for Price

#15MD016103

403 mi.

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 4.88

Nextran Truck CentersDuluth, GA(770) 758-3674 Email Dealer

2026 Mack MD6 42R

$171,900

#07MD018638

Engine: Cummins 260
Transmission: Allison 2500RDS
Suspension
Ratio: 5.57

Nextran Truck CentersFort Lauderdale, FL(954) 984-9494 Email Dealer

2025 Mack MD6 42R

Call for Price

#15MD017448

403 mi.

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 4.88

Nextran Truck CentersDuluth, GA(770) 758-3674 Email Dealer

2025 Mack MD6 42R

Call for Price

#13MD014417

512 mi.

Engine: Cummins 260
Transmission: Allison 2500RDS
Suspension
Ratio: 5.57

Nextran Truck CentersMacon, GA(800) 284-3104 Email Dealer

2025 Mack MD6

$109,900

#1204996

48 mi.

Engine: Cummins 260
Transmission
Suspension
Ratio: 5.86

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer

2024 Mack MD6

$113,500

#1179207

1,155 mi.

Engine: Cummins
Transmission
Suspension

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer

2025 Mack MD642

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#137461

Engine: Cummins 300
Transmission: 2500 RDS
Suspension

K & R Truck SalesHolland, MI(866) 609-4215 Email Dealer

2025 Mack MD6 42R

Call for Price

#11MD017160

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 5.57

Nextran Truck CentersFultondale, AL(800) 292-8685 Email Dealer

2025 Mack MD742

Call for Price

#22MD076072

Engine: Cummins 300
Transmission: Automatic
Suspension: AIR
Ratio: 5.57

Nextran Truck CentersKansas City, MO(866) 221-2754 Email Dealer

2025 Mack MD6 42R

Call for Price

#11MD017163

1 mi.

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 5.57

Nextran Truck CentersFultondale, AL(800) 292-8685 Email Dealer

2025 Mack MD7 42R

$165,038

#07MD075538

6 mi.

Engine: Cummins 300
Transmission: Allison 3000RDS
Suspension
Ratio: 5.57

Nextran Truck CentersMiami, FL(800) 964-6225 Email Dealer

2021 Mack MD6

$49,900

#1130249

98,000 mi.

Engine: Cummins 250
Transmission: 6 Spd
Suspension

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer

2025 Mack MD6 42R

Call for Price

#26MD076350

Engine: Cummins 300
Transmission: Allison 2500RDS
Suspension
Ratio: 5.56

Nextran Truck CentersQuincy, IL(217) 224-2030 Email Dealer

2024 Mack MD7

Call for Price

#1192557

58 mi.

Engine: Cummins
Transmission: Allison RDS
Suspension
Ratio: 5.57

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer

2025 Mack MD6

Call for Price

#1210825

2,579 mi.

Engine: Cummins 250
Transmission: Allison RDS
Suspension
Ratio: 5.57

Vanguard Truck Center of TollesonTolleson, AZ(866) 269-9703 Email Dealer