2026 Mack Trucks Pinnacle™ 48-inch Flat Top Sleeper

Information

2026 Mack Trucks Pinnacle™ 48-inch Flat Top Sleeper

Old-school grit. Uncompromising capability.

Features may include:

  • Reinforced Steel Cab

Galvanized steel cab stands up to the abuse of the job to keep drivers safer.

  • Lightweight Chassis

Advantage™ chassis delivers maneuverability for heavy loads on challenging terrain.

  • Axle-Forward Cab

Forward axle position spreads the load to maximize payload and minimize stress.

  • Low Center of Gravity

The wide design allows weight to disperse over a larger area for greater stability on turns.

  • Seats

Premium seat options include ToggleLink Air Suspension®, swivel base and over 30 feature and fabric combinations.

  • Steering

Our flat-bottom wheel allows more room where it counts. Smart steering wheel buttons access infotainment and cruise control.

  • Dashboard

Ergonomic-inspired dash wraps around drivers to put everything in reach. Oversized, back lit and laser-etched, switches are readable for life.

  • Display

5” full-color digital display provides brilliant visibility. Automated truck monitoring brings operating issues to driver’s attention clearly.

Photos

Highlights

  • Colfax, North Carolina
  • 2026
  • Mack Trucks
  • Pinnacle™ 48-inch Flat Top Sleeper
  • MP8
  • Automated Manual: m DRIVE 12-speed | Automated Manual: m DRIVE HD 12, 13, or 14-speed | Automatic: Allison 4500 RDS Rugged Duty Series 6-speed | Manual: Eaton-Fuller 10, 13, or 18-speed
  • Available

    • Specifications

    • 2026
    • Mack Trucks
    • Pinnacle™
    • 48-inch Flat Top Sleeper
    • Conventional without Sleeper
    • MP8
    • 13 Liter
    • 415-505 HP
    • 1,650 – 1,900 lb-ft
    • Automated Manual: m DRIVE 12-speed | Automated Manual: m DRIVE HD 12, 13, or 14-speed | Automatic: Allison 4500 RDS Rugged Duty Series 6-speed | Manual: Eaton-Fuller 10, 13, or 18-speed
    • 35,000-62,000
    • 80,000+
    • Day Cab
    • Sears Seating Seats | Flat-Bottom Steering Wheel | Ample Sleeper Storage | Full-Size Grab Handles | Low Center of Gravity | Cleartech One Aftertreatment System
    • Front: Mack, Meritor, Dana Spicer | Drive: Mack, Meritor, Dana Spicer