Cambria Truck Center

Specifications

• 2025 Peterbilt 548 Base
• Year2025
• ManufacturerPeterbilt
• Model Name548
• Trim NameBase
• Generic Type (Primary)Cab & Chassis
• Engine TypePX-9, Configuration: Inline 6-Cylinder | PX-7, Configuration: Inline 6-Cylinder | Cummins L9N (Natural Gas), Configuration: Inline 6-Cylinder
• DisplacementPX-9: 8.9 L | PX-7: 6.7 L | Cummins L9N (Natural Gas): 8.9 L
• Engine PowerPX-9: 260-380 hp | PX-7: 280-325 hp | Cummins L9N (Natural Gas): 300 hp
• Engine TorquePX-9: 860-1,250 lb.-ft. | PX-7: Up to 750 lb.-ft. | Cummins L9N (Natural Gas): 860 lb.-ft.
• BorePX-9: 114mm | PX-7: 107mm
• StrokePX-9: 145mm | PX-7: 124
• ClutchPX-9, Engagement Torque1: 500 lb.-ft. @ 700 RPM | PX-7, Engagement Torque2: 400 lb.-ft. @ 700 RPM
• Performance
• Top SpeedPX-9, Governed: 2,100-2,200 RPM | PX-7, Governed: 2,600 RPM
• Drivetrain
• TransmissionPACCAR TX-8: 8-Speed Automatic | Allison: 6-Speed Automatic | Eaton FR/RT: Manual | Eaton UltraShift: Automated
• Suspension
• Front Suspension8,000 – 20,000 lbs. | Mono Leaf | Taper Leaf
• Rear Suspension13,500 – 46,000 lbs. | Mono Leaf | Taper Leaf | NeWay
• Capacities
• Oil capacityPX-9, System: 29 U.S. qts | PX-7, System: 19.5 U.S. qts
• Axle Capacity, Front12,000 – 20,000 lbs.
• Axle Capacity, Rear19,000 – 46,000 lbs.
• Weights
• Dry WeightPX-9: 1,695 lbs. | PX-7: 1,150 lbs.
• FeaturesPusher & Tag Axles: Up to Two Lift Axles, 8,000 – 20,000 lbs., Hendrickson, Watson & Chalin
• engine makePACCAR
• engine modelPX-9 350 HP
• engine serial99532364
• front axle makeMERITOR
• front axle modelMFS 14
• front axle weight14000
• front tire size295/60R22.5
• front tiresMICHELIN
• ratio4.63
• rear axle makeMERITOR
• rear axle modelMT40-14X
• rear axle weight40000
• rear rimsALCOA HIGH POLISH ALUM
• rear tire size295/60R22.5
• rear tiresMICHELIN
• transmission makeALLISON
• transmission modelRDS 3000