Overview

Overview
2026 Peterbilt Model 536 Medium Duty chassis, Class 6 rated at 26,000 lbs GVWR, configured as a day cab on a 152" wheelbase for city delivery service. Fitted with a new Beau Roc DL Model dump body.

Engine & Drivetrain
PACCAR PX-7 rated 325 HP @ 2400 RPM (governed @ 2600), 750 lb-ft torque @ 1800 RPM — 2024-emissions, model year 2026 engine. Allison 3000 RDS-P automatic transmission, Gen 6 Rugged Duty Series, 6-speed close-ratio configuration with dash-mounted push-button shifter. SPL170 HD-XL driveline with 1 midship bearing. VGT exhaust brake. High-efficiency cooling system. 18.7 CFM air compressor. PACCAR 160-amp brushed alternator, PACCAR 12V starter, (3) PACCAR premium 12V dual-purpose batteries (2190 CCA). Single RH exhaust with under-cab DPF/SCR module. PTO provisions for Chelsea, with dash-mounted single-acting electric-over-hydraulic PTO control; body-side hydraulics run through a Muncie hot-shift PTO with direct-mount pump and center control tower.

Chassis & Axles
Front axle: Hendrickson SteerTek NXT, 10,000-lb rating, 3.32" drop, mono-leaf springs. Power steering: Sheppard HD94 with frame-mounted reservoir. Rear axle: Dana Spicer S21-172, 21,000-lb single axle, 5.57 ratio, differential lock with speed interlock, synthetic axle lubricant. Braking: Bendix air disc ADB22X front and rear, PHP10 aluminum Preset+ hubs front and rear, ABS 4S4M. Frame: 10-5/8" steel rails to 285" (5/16" thickness), HD 5-piece crossmember at BOC, zinc-coated anti-corrosion treated rails, aluminum frame rail crossmembers, custom wheelbase/overhang. GAWR: 10,000 lbs front / 21,000 lbs rear. GVWR: 26,000 lbs.

Suspension
Peterbilt Air Trac rear suspension rated 23,000 lbs (lightweight configuration), air springs with internal bumpers, dash-mounted dump switch with suspension indicator light. Cab air suspension.

Cab & Interior
Peterbilt Aero 107" BBC day cab with SMC hood, molded charcoal crown, and aluminum cab construction. ProBilt charcoal gray interior with curved roof and thermal insulation package. Sears air-ride driver seat (high-back, vinyl) and Sears passenger seat (non-air-ride, high-back, vinyl), black seat color, orange seat belts, RH driver armrest, seat skirts, and an in-cab toolbox under the passenger seat. Multi-function steering wheel (PB logo, audio, cruise control) with tilt/telescoping column. One-piece curved windshield, dark window tint, 3-piece fixed glass rear window, power door locks and windows, combo fresh-air heater/air conditioner. Motorized, heated Peterbilt Aero mirrors with integrated convex glass plus a look-down mirror over the passenger door. ConcertClass AM/FM/WB radio with 3.5mm aux input, Bluetooth phone/audio, and USB port. Digital 7" instrument cluster with dual-scale speedometer, transmission oil temperature, PTO hourmeter, turbo boost, voltmeter, and brake/suspension air pressure gauges. Global telematics hardware installed (SmartLinq disabled per Massachusetts Right to Repair law). Exterior and interior grabhandles, metal door kick plates, rear map pocket, electric intermittent wipers, fire extinguisher, triangle reflector kit, and 107dB back-up alarm.

Body & Equipment
New Beau Roc DL Model dump body, size 11x36x42. Hydraulic hoist: M-100-4.25-3 piston-style, 25-ton rated, with matching 25-ton install kit. Body construction rated 215,000 PSI / 450 HB throughout: one-piece 3/16" floor, one-piece formed 5/32" front panel, one-piece molded 5/32" diamond-style sides with 3/16" box top rail, 3/16" diamond-style tailgate, and 3/16" longitudinal high-strength steel with inside gussets for added strength. 42" full cab shield, air-operated tailgate, high lift gate, one coal door. Muncie hot-shift PTO with direct-mount pump and center control tower, Mountain Tarp electric tarp system, spreader chains, body stop limit, safety body prop, and safety locks. 20-ton pintle hook plate with D-rings installed. Steps inside and outside. 2x10 painted pine side boards. Body finished in gun metal gray metallic or black. Lighting and safety: reflectors and center light bar, (2) LED stop/turn/tail lights in rear post, (4) LED strobe lights, back-up alarm, mud flaps and bracket.

Tires & Wheels
Front: (2) Bridgestone R273 Ecopia 11R22.5, 16-ply. Rear: (4) Bridgestone M799 11R22.5, 16-ply. Wheels: Alcoa 22.5x8.25 high-polish aluminum, severe-service rated front and rear, with mirror-polish outer surface and Dura-Bright finish.

Warranty & Protection

• Base emissions warranty: 5 years / 100,000 miles
• Peterbilt Class 7 standard coverage: 1 year / unlimited miles
• PACCAR PX-7 engine standard coverage: 3 years / unlimited miles / unlimited hours