2026 International® HX® Series HX520 - SFA Cummins X15 Day Cab_6x4 Tandem

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2026 International® HX® Series HX520 - SFA Cummins X15 Day Cab_6x4 Tandem

International® HX® Series trucks are built around you to be the toughest of the tough. Available with either a set forward or set back steer axle position, these trucks feature a spacious galvanized steel cab with anti-corrosion finishes like Chemguard and spray-on liner protection, to stand up against any element. Available in both day cab as well as sleeper options, the HX Series provides the power you need with either the S13 Integrated Powertrain or the Cummins® X15.

Features may include:

  • IMPROVED STRENGTH

With an extreme-duty cab and impressive frame rail strength, the HX Series is ready for anything.

  • ADVANCED INTEGRATION

Our advanced International Diamond Logic® electrical system streamlines truck chassis and body equipment integration and performance. With factory installed PTO options up to 1180 lb-ft of torque, backed by warranty and supported by our parts network.

  • INCREASED UPTIME

Over 100 years’ experience building vocational trucks has resulted in a vehicle designed to be on the road and at the jobsite.

Information

ENGINE | Cummins X15 565V HP
TRANSMISSION | Allison 4000 RDS 6-Speed
REAR AXLE RATIO | 3.90
ENGINE BRAKE | Yes
FRONT AXLE | Meritor 14,600 Lb. with 16,000 Lb. Front Spring Suspension with Shock Absorbers
REAR AXLE | Meritor 40,000 Lb. with Driver Controlled Locking Differential in Forward-Rear and Rear-Rear and 46,000 Lb. Hendrickson PRIMAAX EX Suspension with Shock Absorbers
BRAKES | Air Disc Brakes Front and Rear
TIRES | 11R22.5
WHEELS | Polished Aluminum
FRAME | 120,000 PSI Yield Heat Treated Alloy Steel, 12.50" x 3.750" x 0.500"
BUMPER | Gull Wing, Aluminum, Stainless Steel Clad with Heavy Duty Tow Pin, 150,000 Lb. Capacity
EXHAUST | Dual Vertical with 6” Diameter Chrome Turnbacks, 11 Ft. 6 In. Height
STEERING | Dual Power Steering with Tilting and Telescoping Steering Wheel
AIR SLIDE FIFTH WHEEL | Yes
BLOCK HEATER | Yes
DEF | 25.2 Gal
FUEL TANK | Dual 100 Gal. Polished Aluminum
CAB| Conventional Day Cab
CAB SUSPENSION | Dual Frame Mounted Cab Rear Air Suspension
INTERIOR | Diamond Elite Level Trim
DRIVER DISPLAY | Premium Gauge Cluster
SEAT | ISRI Series 500, Synthetic Leather, Air Suspension, Heated, Ventilation
HEAT & A/C | Yes
LIGHTS | (2) Cab Mounted Beacon Lights, (2) Pedestal Mounted Cargo Work Lights, (2) Clear LED Fog Lights, LED Mirror Clearance Lights, LED Modesty Panel Lights
BRIGHTWORK | Chrome Grille, Stainless Steel Bug Deflector, Chrome Air Horns with Snowshields, (2) Aluminum Deck Plates, Polished Aluminum Aftertreatment System Cover, Polished Aluminum Universal Cover that Covers both Battery Box & DEF Tank, Dual Polished Stainless Steel Air Cleaners, Stainless Steel Quarter Fenders, Stainless Steel Modesty Panel, Bright Mud Flap Holder
ADDITIONAL FEATURES | Automatic Climate Control, Virtual Gauges, Analog Gauges, Power Windows, Power Door Locks, Heated & Power Mirrors, Bluetooth Radio, Storage Pocket on Rear Wall, Auxiliary CB Radio Speaker, CB Radio Accommodation Package, Radio Steering Wheel Controls, Cab Sound Insulation
WHEELBASE | 234”

Photos

Highlights

  • Amelia, Virginia
  • New
  • In Stock
  • 11431
  • 2026
  • International®
  • HX® Series HX520 - SFA Cummins X15 Day Cab_6x4 Tandem
  • 3HSPAAPR9TN285919
  • Blue
  • Cummins X15
  • 565
  • 6x4
  • Allison 4000 RDS 6-Speed
  • Diesel
  • Available

Specifications

  • 2026
  • International®
  • HX® Series
  • HX520 - SFA Cummins X15 Day Cab_6x4 Tandem
  • On Highway
  • Cummins® X15 15L
  • 1650-2050 lb-ft
  • 1,980 - 3,800 CCA's
  • Axle Configuration: 6x4
  • Eaton Manual: 8LL (10), 9ALL (11), 13, 18-speed| Eaton Automated Manual Endurant HD: 12-speed | Eaton Automated Manual Endurant XD & XD Pro: 18-speed | Allison Automatic: EVS, RDS, OFS Series
  • Heat Treated Alloy Steel 120,000 PSI
  • Switchback After Treatment Device: Single or Dual Vertical Stacks | Vertical After Treatment Device: Single Vertical Stack
  • Standard: Hydraulic with Air Assist
  • Multi-leaf: 20,000 lbs. | Parabolic Taper-leaf: 12,000 – 20,000 lbs.
  • Spring: Chalmers: 40,000 – 52,000 lbs., Hendrickson HAULMAAX EX: 40,000 -52,000 lbs., Hendrickson R, RT: 40,000 – 80,000 lbs. | Air Suspensions: Hendrickson HAS: 40,000 – 46,000 lbs. 55" and 60" spacing, Hendrickson PRIMAAX® EX: 46,000 – 52,000 lbs. 55", 60", 72",spacing, Hendrickson PAX Tridem: 69,000 lbs.
  • Traction Control
  • 60 – 240 Gallons, Single or Dual, Polished or Non-Polished LH Mounted Under Cab or Dual Under Cab or Back of Cab 24" or 26" Diameter
  • Meritor: 12,000 – 20,000 lbs.
  • Dana: 40,000 – 52,000 lbs. Single and Two Speed | Meritor: 40,000 – 70,000 lbs. Single and Double Reduction
  • 52,000 - 92,000 lbs.
  • Halogen Headlamps With LED Daytime running Lights and Turn Signals
  • Delco Remy: 165 – 300 amp. | Leece-Neville: 160 – 240 amp.
  • Cummins® X15 15L: 430-605 HP| International® A26: 370-515 HP