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[ PETERBILT 535 / 536 / 537 / 548 (NEW GEN): supply photo ]
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Peterbilt · Class 5 · Diesel

535 / 536 / 537 / 548 (new gen)

Model years 2021-2026 · Conventional (all-new wider aluminum cab)

A conventional Class 5 built for box/dry van, reefer, flatbed. Powered by PACCAR PX-7 6.7L (280-325 hp, to 750 lb-ft); PX-9 8.9L (to 380 hp/1,250 lb-ft) opt on 536/537/548.

GVWR
19,500 lb
Est. payload
Body-dep.
Horsepower
280 hp
From (est.)
$62,000
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Spec the body & upfits

Estimated build pricing updates live. Final pricing is confirmed on your quote.

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2Add upfits & accessories

Full specifications

Make / ModelPeterbilt 535 / 536 / 537 / 548 (new gen)
Model years2021-2026
Weight classClass 5
Cab styleConventional (all-new wider aluminum cab)
GVWR535 to ~19,500; 536 to 26,000; 537 to 33,000; 548 to 66,000
GCWR548 vocational builds (NOT SOURCED single)
Est. payloadBuild dependent
Front axle (FAWR)536 ~8,000-12,000; 537 ~8,000-13,200; 548 up to ~20,000
Rear axle (RAWR)536/537 ~17,000-25,000; 548 up to ~46,000 (tandem avail on 548)
Rear axle configSingle (tandem avail on 548)
WheelbaseNOT SOURCED at model level (configured to body)
EnginePACCAR PX-7 6.7L (280-325 hp, to 750 lb-ft); PX-9 8.9L (to 380 hp/1,250 lb-ft) opt on 536/537/548
Horsepower~280-380
Torque (lb-ft)~750-1,250
TransmissionAll-new PACCAR TX-8 (8-spd auto); Allison also available; Eaton options
Typical bodiesBox/dry van, reefer, flatbed, dump (548), utility, beverage, landscape, tow, municipal
NotesReplaced 325/330/337/348; debuted PACCAR TX-8. Non-CDL (535/536) through vocational (548). Final specs depend on the specific build/order
!

Axle ranges sourced; wheelbase build-dependent Payload, GVWR and axle ratings are configuration-dependent estimates. Confirm against a VIN-decoded chassis spec sheet before ordering.

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