HX Series

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US
Metric

Overview

Specifications

GVWR
52,000 – 92,000 lbs
Models
HX520 120” BBC, Set-Forward Front Axle Truck or Tractor
HX620 119” BBC, Set-Back Front Axle Truck or Tractor
Axle Configurations
6x4
8x6
4x2 (upon request)
Cab Configurations
Day Cab
56" Low and High Sleeper Cabs
73" High Sleeper Cab
Heat Treated Alloy Steel 120,000 PSI Frames

Single Rail

  • 3/8": 10.25"x3.61"x0.375": 2,037,600 RBM
  • 3/8": 12.25"x3.380”x0.375": 2,521,200 RBM
  • 1/2": 12.5"x3.750"x0.5": 3,536,400 RBM

Double Rail

  • 5/16"+ 5/16": 10.813"x3.893x0.625": 3,580,800 RBM
  • 3/8"+ 5/16": 13.030"x3.687"x0.6875": 4,854,000 RBM
Engines

International A26 12.4L

  • HX620
    • 370 – 500 HP*
    • 1,350 – 1,750 lb.-ft.

Cummins X15 15L

  • HX520 / HX620
    • 430 – 805 HP
    • 1,650 – 2050 lb.-ft.
Transmissions
Eaton Manual: 8LL (10), 9ALL (11), 13, 18-speed
Eaton Automated: 8LL (10), 9ALL (11), 13, and 18-speed UltraShiftPLUS®
Allison Automatic: EVS, RDS, OFS Series
Clutch
Standard: Hydraulic with Air Assist
Power Take Off
Front Engine PTO (FEPTO) HX520
Rear Engine PTO (REPTO) HX520, HX620
Front Axles (Wide Track)

HX620

  • Dana: 16,000 – 22,000 lbs.
  • Meritor: 12,000 – 22,000 lbs.

HX520

  • Meritor: 12,000 – 22,000 lbs
Front Suspensions

HX520

  • Parabolic Taper-leaf: 12,000 – 20,000 lbs.

HX620

  • Multi-leaf: 14,000 – 23,000 lbs.
  • Parabolic Taper-leaf: 13,200 – 22,000 lbs.
  • Slipper-Type: 20,000 – 24,000 lbs.
Rear Axles
Eaton Manual: 8LL, 9ALL, 10, 13, 15, 18-speed
Eaton Automated: UltraShift+ PLUS 8LL, 9ALL, 18-speed
Allison Automatic: 4000 Series RDS, EVS, OFS
Rear Suspensions

Spring Suspensions

  • 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.