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[ PETERBILT 389 (CLASSIC; DISCONTINUED): supply photo ]
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Peterbilt · Class 8 · Diesel

389 (classic; DISCONTINUED)

Model years ~2016-2023 · Conventional iconic long-hood on 1.9 m cab; day cab & sleeper

A conventional Class 8 built for long-haul sleeper (owner-operator/show), day cab, some vocational/heavy-haul. Powered by PACCAR MX-13; Cummins X15/ISX15 15L (to 605 hp) - most spec'd 15L + manual.

GVWR
80,000 lb
Est. payload
Body-dep.
Horsepower
605 hp
From (est.)
$152,000
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Full specifications

Make / ModelPeterbilt 389 (classic; DISCONTINUED)
Model years~2016-2023
Weight classClass 8
Cab styleConventional iconic long-hood on 1.9 m cab; day cab & sleeper
GVWROn-highway tractor (~80,000 legal; vocational higher)
GCWR~80,000 legal; vocational higher
Est. payloadBuild dependent
Front axle (FAWR)~12,000-20,000+ (NOT SOURCED exact)
Rear axle (RAWR)tandem ~40,000-46,000 typ (higher vocational)
Rear axle configTandem
WheelbaseNOT SOURCED (wide range; owner-operator favorite)
EnginePACCAR MX-13; Cummins X15/ISX15 15L (to 605 hp) - most spec'd 15L + manual
Horsepowerup to ~605
Torque (lb-ft)up to ~2,050
TransmissionEaton manual (predominant); PACCAR TX-12/TX-18; Allison (vocational)
Typical bodiesLong-haul sleeper (owner-operator/show), day cab, some vocational/heavy-haul
NotesDiscontinued end-2023 (~18-yr run, 100,000+ built); replaced by Model 589. Final specs depend on the specific build/order
!

Axle/WB NOT reliably sourced (flagged) Payload, GVWR and axle ratings are configuration-dependent estimates. Confirm against a VIN-decoded chassis spec sheet before ordering.

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