Used Freightliner Automatic M2 Delivery / Moving / Straight / Box Trucks with Cummins Engines For Sale in Arizona and Surrounding Areas

Filter by Specs or Location

1-25 of 105 results

35 0

2016 Freightliner M2 106 24 ft Box Truck - 270HP, 6 Speed Allison Hs Automatic, Liftgate

$67,500 USD

2016 Freightliner M2-106 Tandem Axle Box Truck, Cummins ISL 8.9L Diesel Engine, 270 HP, Engine Brake, Allison 6 Speed Automatic Transmission, 125,195 ECM Verified Miles 5,394 ECM Verified...

Condition	Used
Usage	5,394 Hours
Duty Class	Heavy Duty Box Truck
Box Length	24 ft.
Horse Power	270 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison HS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Liftgate	Yes
Stock Number	T16482D
MLS Number	12984355
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/23/2024
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

32 0

2022 Freightliner M2 106 26 ft Box Truck - 330HP, 6 Speed Allison Rds Automatic, Liftgate

$132,500 USD

2022 Freightliner M2-106 Tandem Axle Box Truck, Cummins L9 8.9L Diesel Engine, 330 HP, Exhaust Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 95,793 ECM Verified Miles 2,416...

Condition	Used
Usage	2,416 Hours
Duty Class	Heavy Duty Box Truck
Box Length	26 ft.
Horse Power	330 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Lining Type	Aluminum
Liftgate	Yes
Stock Number	T16306D
MLS Number	12783185
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	6/5/2024
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

25 0

2025 Freightliner M2 106 26 ft Box Truck - 250HP, 6 Speed Automatic, Roll up Door, Liftgate

Call for price

CALL FOR PRICING 2025 Freightliner M2-106 Plus 26'L Box Truck, Cummins B 6.7L Diesel with 250 HP, Exhaust Brake Allison 6 Speed Auto Transmission, 26,000 Lbs. GVWR, 10,000 Lb. Front Axle, 19...

Condition	Used
Usage	52 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	250 HP
Engine Model	Cummins B6.7
Emission Rating	USA Tier 4 Final
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb
Door Type	Roll up
Liftgate	Yes
Stock Number	T16257M
MLS Number	12839552
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	5/2/2024
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(833) 660-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

35 0

2016 Freightliner M2 106 26 ft Box Truck - 260HP, 6 Speed Allison Hs Automatic, Roll up Door, Liftgate

$69,500 USD

2016 Freightliner M2-106 Tandem Axle Box Truck, Cummins ISL 8.9L Diesel Engine, 260 HP, Exhaust Brake, Allison 6 Speed Automatic Transmission, 130,761 ECM Verified Miles 8,040 ECM Verified...

Condition	Used
Usage	8,040 Hours
Duty Class	Heavy Duty Box Truck
Box Length	26 ft.
Horse Power	260 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison HS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Door Type	Roll up
Liftgate	Yes
Stock Number	T16041D
MLS Number	12649070
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/2/2024
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

23 0

2016 Freightliner M2 106 26 ft Box Truck - 240HP, 6 Speed Automatic, Roll up Door, Liftgate

$44,500 USD

2016 Freightliner M2-106 26'L Box Truck, Cummins ISB 6.7L Diesel with 240 HP, Allison 6 Speed Auto Transmission, 33,000 Lbs. GVWR, 12,000 Lb. Front Axle, 21,000 Lb. Rear Axle, Air Brakes,...

Condition	Used
Usage	149,908 Miles
Duty Class	Heavy Duty Box Truck
Box Length	26 ft.
Horse Power	240 HP
Engine Model	Cummins ISB6.7
Emission Rating	USA Tier 4 Final
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb
Door Type	Roll up
Liftgate	Yes
Stock Number	T15985M
MLS Number	12932306
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/23/2024
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(833) 660-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

19 0

2017 Freightliner M2 106 Box Truck - Automatic, Liftgate

$49,500 USD

2017 Freightliner M2-106 26'L Box Truck, Cummins ISB 6.7L Turbo Diesel Engine, Auto Transmission, 26,000 Lbs. GVWR, Under CDL Requirements, Air Brakes, Air Ride Suspension With Manual Dump,...

Condition	Used
Usage	152,391 Miles
Duty Class	Medium Duty Box Truck
Drivetrain	4x2
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Liftgate	Yes
Stock Number	T15984W
MLS Number	12398923
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	6/29/2024
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

18 0

2014 Freightliner M2 106 Box Truck - Automatic

$29,500 USD

2014 Freightliner M2 24' Box Truck With Lift Gate, 6.7L Cummins Engine, Automatic Transmission, 209,157 Miles, 24' Long Box, 96" Wide, 103" Tall, Aluminum Tuck Under Lift Gate, 60" Long, 78"...

Condition	Used
Usage	209,157 Miles
Duty Class	Medium Duty Box Truck
Transmission	Automatic
Stock Number	T15785C
MLS Number	12452841
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	4/10/2024
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

21 1

2017 Freightliner M2 106 24 ft Box Truck - 220HP, Automatic, Roll up Door, Liftgate

$31,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, DEF, AIR RIDE, LIFT GATE, RAMP AND AUTOMATIC!, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 6 DAYS A WEEK!!!! ...

Condition	Used
Usage	197,686 Miles
Duty Class	Medium Duty Box Truck
Box Length	24 ft.
Horse Power	220 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	Automatic
Rear Axle	Single Axle
Rear End	17,500 lb
Door Type	Roll up
Liftgate	Yes
Stock Number	N14296-DELIVERY 2 U
MLS Number	12739647
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/25/2024
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

38 1

2018 Freightliner M2 106 26 ft Box Truck - 6 Speed Automatic, Roll up Door, Liftgate

$34,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, DEF, AIR RIDE, LIFT GATE, RGEN, SUSPENSION AUTOFILL OVERRIDE PUSH TO LOWER VEHICLE, LIGHT TEST, FOG LAMP , Se Habla Español!...

Condition	Used
Usage	230,518 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	17,500 lb 5.56 ratio
Door Type	Roll up
Liftgate	Yes
Stock Number	N14260-DELIVERY 2 U
MLS Number	12686210
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/23/2024
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

12 0

2017 Freightliner M2 106 Box Truck - 220HP, Automatic

$39,900 USD

2017 Freightliner M2 26' Box Truck, Cummins ISB6.7 @ 220HP, Allison 2100 HS Automatic, A/C, Air Brakes, Morgan 26′ Box, Nose Cone, Maxon TE-25 Lift Gate 2,500LBS Capacity, Interior...

Condition	Used
Usage	130,297 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	Allison HS Automatic
Rear Axle	Single Axle
Stock Number	5756
MLS Number	12641894
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	2/17/2024
Location	Fontana, CA, US
Sold By	Big Truck & Equipment Sales

(844) 293-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

29 0

2022 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

$92,750 USD

CREW CAB Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended...

Condition	Used
Usage	64,500 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	428857
MLS Number	12786397
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/24/2024
Location	Stockton, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

30 0

2022 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

Recently Updated

$52,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	259,645 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	395581
MLS Number	12704667
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	West Valley City, UT, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

28 0

2020 Freightliner M2 Box Truck - 240HP, 6 Speed Automatic, Roll up Door

$69,250 USD

SPECIAL PROMOTION - Original Price: $72250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	66,814 Miles
Duty Class	Medium Duty Box Truck
Horse Power	240 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	359937
MLS Number	12862498
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/18/2024
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

23 0

2020 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

Newly Listed

$13,000 USD

BODY SOLD AS-IS; SMALL HOLE INBODY Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...

Condition	Used
Usage	276,788 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	357063
MLS Number	13014946
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/28/2024
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

2020 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

$56,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	206,783 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	356294
MLS Number	12979080
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/18/2024
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

2021 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

$60,500 USD

SPECIAL PROMOTION - Original Price: $63500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	195,701 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	345127
MLS Number	12843443
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/18/2024
Location	Fresno, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

26 0

2021 Freightliner M2 Box Truck - 220HP, 6 Speed Automatic, Roll up Door

$61,250 USD

SPECIAL PROMOTION - Original Price: $64250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	194,304 Miles
Duty Class	Medium Duty Box Truck
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.22 ratio
Door Type	Roll up
Stock Number	345126
MLS Number	12812189
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/23/2024
Location	Fresno, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 7 Speed Automatic, Roll up Door

Recently Updated

$66,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	130,735 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	7 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.57 ratio
Door Type	Roll up
Stock Number	342497
MLS Number	12986127
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	Denver, CO, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

27 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 7 Speed Automatic, Roll up Door

Recently Updated

$47,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	219,882 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	7 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.57 ratio
Door Type	Roll up
Stock Number	342415
MLS Number	12844942
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	Aurora, CO, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

30 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 7 Speed Automatic, Roll up Door, Liftgate

$56,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	178,368 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	7 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.57 ratio
Door Type	Roll up
Stock Number	342408
MLS Number	12691363
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/18/2024
Location	Stockton, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

28 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 7 Speed Automatic, Roll up Door

Recently Updated

$68,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	112,208 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	7 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.57 ratio
Door Type	Roll up
Stock Number	342349
MLS Number	12701183
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

26 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 6 Speed Automatic, Roll up Door, Liftgate

Recently Updated

$51,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	237,834 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.29 ratio
Door Type	Roll up
Stock Number	342208
MLS Number	12678002
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	Aurora, CO, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

28 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 6 Speed Automatic, Roll up Door, Liftgate

$52,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	228,414 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.29 ratio
Door Type	Roll up
Stock Number	342197
MLS Number	12583109
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	Las Vegas, NV, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

30 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 6 Speed Automatic, Roll up Door, Liftgate

$48,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	251,619 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	19,000 lb 5.29 ratio
Door Type	Roll up
Stock Number	342157
MLS Number	12580823
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/30/2024
Location	Albuquerque, NM, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

26 0

2020 Freightliner M2 26 ft Box Truck - 220HP, 6 Speed Automatic, Roll up Door

$54,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	191,215 Miles
Duty Class	Medium Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Transmission	6 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.29 ratio
Door Type	Roll up
Stock Number	339988
MLS Number	12954911
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	7/18/2024
Location	Torrance, CA, US
Sold By	Penske Used Trucks