Introducing the 579

PETERBILT ON-HIGHWAY MODEL 579

So you want to know what makes up the 579? Read the full truck specifications, including fuel exhaust, axles, lighting and aerodynamics.

Powertrain, Drivetrain & Exhaust

Engine

  • PACCAR MX-13
  • Cummins ISX12
  • Cummins ISX15

Transmission

  • Eaton Fuller Manual
  • Eaton Fuller Automated
  • Allison Automatic

Exhaust

Vertical Single / Dual
Horizontal Single

Exhaust Guards

Vertical Stainless Steel

Aerodynamics

ROOF FAIRING        SIDE SKIRTS

w/ Extenders BOC
w/ Closeout BOS
Full Length

Closeouts

  • Between Cab, Sleeper and Side Skirts
  • Below Side Skirts

Finish / Color

  • Aerodynamic Molded In-Color Gray
  • Aerodynamic Body Color

Hood, Forward lighting, Bumper, Wheels,
Tires & Fuel / Def Tanks

Hood

  • 123" BBC
  • 117" BBC

Forward Lighting

Headlamps Halogen Standard / HID Optional
Fog Lamps Optional

Bumper

  • Aerodynamic Molded In-Color Gray
  • Aerodynamic Body Color
  • Aerodynamic Chromed Steel

Wheels

Aluminum 22.5" / 24.5"
Steel 22.5" / 24.5"

Tires

  • Bridgestone
  • Goodyear
  • Michelin

Fuel Tanks

23" Aluminum 50-120 gallon
26" Aluminum 50-150 gallon

Frames, Axles & Suspensions

Frame

Steel 10-5/8" / 10-3/4" / 11-5/8"

5TH Wheels

  • Holland
  • Jost

FRONT AXLES

Dana Spicer 12-14.6K lbs.
Wide Track Available  

FRONT SPRINGS

Taper Leaf 12-14.6K lbs.
Peterbilt Air Leaf 13.2K lbs.

REAR AXLES

Dana Spicer Single – 21-26K lbs.
  Tandem – 40-46K lbs.
Meritor Single – 21-23K lbs.
  Tandem – 40-46K lbs.

REAR SUSPENSIONS

Peterbilt FLEX® Air
  Low Air Leaf
  Low Low Air Leaf
  Air Trac
Reyco 79KB
  102AR

Front Brakes

Air Disc  
Air Cam Drum  

Rear Brakes

Air Disc  
Air Cam Drum  

ABS SYSTEM

Bendix 4S4M
6S6M

Cab and Sleeper


Interior Trim

  • Prestige
  • Platinum
  • Platinum with Cloth
  • Color Options : Titanium, Buckskin, Grey and Burgundy

Steering Wheels

18" 4-Spoke – Soft Feel
Multi-function 18" 4-Spoke – Leather Wrap

Cab

  • Aluminum

Sleeper

Low Roof 44"
Ultralab 72" or 80"

Seats

  • Peterbilt Evolution LX
  • Peterbilt Evolution ST

BATTERY BOX

  • Aluminum

TOOL BOX

  • Aluminum

579 Brochure

579 Features Guide

579 Sales Sheet

579 Cost Savings

Aerodynamics plays a significant role in fuel economy. The new 579 offers a 3% improvement in fuel efficiency over previous models. What can this mean to your business' bottom line?

The calculated fuel savings are estimates only. Actual fuel savings may vary depending on any number of variables, including load, terrain, weather, maintenance, speed, and driving style.

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