Product Description
Transfer this unit to your nearest Maryland/Delaware location at no additional cost! Baltimore, Bel Air, Dover, Landover, Mardela Springs, Upper Marlboro or Westminster. Contact us for details!
2026 Kenworth W990
Exterior Color: Spectramaster (YS911EY)
Interior: W990 Limited Edition (Daycab)
Interior Color: Midnight Black
Engine: Cummins X15 Performance Series, 565 horsepower @ 1900 RPM, 1850 lb-ft torque @ 1000 RPM, Jacobs compression brake
Transmission: Allison 4500RDS 6-speed Generation 6 with PTO, without retarder
Front Axle: Meritor MFS20, 20,000 lbs., wide track
Rear Axle: Meritor RT46-160P, 46,000 lbs., dual with pump
Pusher Axle: Watson & Chalin SL2065, 20,000 lbs., steerable
Front Suspension: Taperleaf 20,000 lbs. with shocks
Rear Suspension: Hendrickson Primaax EX 462, 46,000 lbs., dual, 54" air suspension
Gross Vehicle Weight Rating (GVWR): 86,000 lbs.
Wheelbase: 244 inches
Cab-to-Axle: 144 inches
Rear Axle Ratio: 4.30
Brakes: Front Bendix air disc brakes 14,601-22K, Rear Bendix S-cam drum brakes 16.5x7" extended service, Steerable pusher Bendix non-RSD 16.5x6"
Front Wheels: Alcoa 89U63 22.5x9 Ultra One high polish with Dura-Bright mirror polish
Rear Wheels: Alcoa 98U63 24.5x8.25 Ultra One high polish with Dura-Bright mirror polish
Steerable Pusher Wheels: Alcoa 89U63 22.5x9 Ultra One high polish
Front Tires: Continental HAU 3 WT 315/80R22.5 20PR
Rear Tires: Continental HSR3 11R24.5 16PR
Steerable Pusher Tires: Continental HAU 3 315/80R22.5 20PR
Fuel Tank: 100 US gallon, 24.5" aluminum, polished
DEF Tank: 23.8 gallon medium round with polished cover
Full steel frame inserts
Double frame
Crosslock differential, Meritor 40-52K, forward rear/rear rear with cab control
ABS: Bendix 4S/4M with air trac control
Power windows
Power door locks
Tilt/telescoping steering wheel
Remote keyless entry
Kenworth Smart Wheel, 18" leather steering wheel with integrated radio and cruise controls
Heated power mirrors
Driver seat: Kenworth GT701 high back air-ride suspension, vinyl, black
Passenger seat: Kenworth GT100 high back toolbox seat, vinyl, black
Kenworth radio and navigation compatible with Apple Carplay
Mid-level audio system with high performance door and B-pillar speakers
CB installation kit center mounted on header with quick mount release and dual antenna
15" digital display main instrument package
USB charging port on dash panel
Dual LED floodlights, flush mounted
Kenworth TruckTech+ remote diagnostics, 5-year subscription
Air conditioning with auto temperature control
110-120V/1500W engine block heater
PTO provisions: First Allison transmission PTO at 8 o'clock position with dash-mounted switch, one spare accessory electric-over-air switch with latching air solenoid, two spare switches wired to power, auto suspension dump with PTO engagement interlock
Gauges: Two air suspension pressure gauges for air suspension with dual leveling valve, fuel filter restriction gauge, dual drive axle oil temperature gauges (2) with integral warning light, digital display virtual gauges for oil temperature, air filter restriction, manifold pressure boost, and engine percent torque
Texas square chrome bumper
Removable front tow hooks (2)
Stainless steel exterior sunvisor
Quad rectangular air horn 23"/26" with air horn covers
Dual Kenworth aero heated mirrors 7"x13" chrome shell with black arms and 6"x7" convex mirror
Fixed rear cab window 19"x36" dark tint
LED marker lights, turn signals, stop/turn/tail lights, and backup lights
SAE dual halogen complex reflector headlamps
Self-cancelling turn signals
Dual interior A-pillar mounted and B-pillar mounted grabhandles, yellow
Long grabhandles, left and right side mounted for SOC exhaust
Polished aluminum battery box with smooth polished aluminum cover, cantilevered behind cab
Polished cover and polished ends with cab access step
Heavy duty 7" steel fuel tank supports/straps, polished
Kenworth wordmark mounted on side of hood
W990 stainless steel engine air intake
W990 set-forward long hood, 131.4" bumper to back of cab with standard bumper
Stamped aluminum cab with panoramic curved windshield and LED marker lights
One-piece bonded-in windshield with curved glass
Daylite doors with standard left and right electric door locks and left and right electric window controls
Look-down passenger door window, black 11"x6"
LH and RH trip ledge rain deflectors
2.5" wheelwell fender extension
Rubber floor mat
Air line fitting at driver seat for customer-installed air chuck
Dual interior A-pillar mounted dash wrap and B-pillar mounted grabhandles, yellow
5 sets of keys
Warning triangle reflector kit with 3 triangles in plastic case
Fire extinguisher: one 5 lb. dry chemical type, Class ABC, mounted outboard of right seat
Zinc phosphate frame rail paint process
Zinc phosphate frame insert paint process
Pearl/metallic paint, base coat/clear coat
Huck bolts throughout frame where possible
Global telematics unit
EMUX architecture
Anti-siphon device for tank filler neck
Allison neutral at stop
Allison Fuel Sense DynActive with dynamic shift sensing
Allison lever control, center console mounted
J1939 park brake auto neutral
Remote PTO/throttle, 12-pin, 500K, behind cab/behind sleeper, J1939, remote control provision
Three PACCAR GP31 THR batteries (700-730 CCA, 2100-2190 CCA dual purpose)
Battery disconnect switch (2) mounted on battery box
12V low voltage disconnect for battery protection
PACCAR Premium 12V starter
PACCAR HDS 160 amp brushed alternator
Bendix AD-HF heated Puraguard air dryer with extended purge
Two Bendix DV-2 heated drain valves
Full truck air kit
Nylon air tubing frame/cab
Bendix LQ-5 ratio valve
Trailer ABS electric supply through SAE J560 7-pin connector
Delete trailer hand valve
Polyswitches replace fuses with auto reset after removal of excess load
Brake lights on when engine brake active
Interrupter switch for marker lights
Splined rotors for front air disc brakes for use with iron hubs
Conmet PreSet Plus hub package front and rear
Front Bendix disc brake dust shields with pad
Rear dust shields for drum brakes
Threaded bushings for taperleaf spring to replace rubber
Heavy duty behind cab crossmember assembly
Rear mudflap arms: Betts B25 standard duty straight
Rear mudflap shields: white plastic Kenworth logo, anti-sail
Square end of frame without crossmember
DEF tank location: left hand
DEF to fuel fill ratio 2:1 or greater
TRW THP60 dual gear power steering, 16K-22K
Radiator mounted power steering cooler
Bug screen between hood and grille, semi-rigid, not removable
Horton 2-speed fan hub for X15/X15N
Cooling module W9 1670 square inches
Single can 2024 right hand under with dual SOC tailpipe
Dual 7" 36" 45 degree curved tailpipes
Dual lower chrome exhaust elbows
Exhaust heatshield for SOC exhaust
PACCAR extended service interval fuel filter/water separator
Fuel filter run aid: fuel heat
Fuel filter start aid: 12V heat
Immersion engine block heater: 110-120V/1500W, plug location under door
PACCAR 18.7 CFM naturally aspirated air compressor for Cummins X15 and X15N engines
Composite firewall mounted air cleaner
EPA Clean Idle label for Cummins engines
Allison torque converter TC571 for 4000 series
45 degree yokes on interaxle drivelines
Driveline: 2 Dana SPL250XL with 1 crossbeam
Interaxle driveline: 1 Dana SPL170XL
Column mounted retarder control, right hand side
Auto temperature control for heater/air conditioning, 48K BTU/hr heater
Fine particulate filter for HVAC cabin air in high dust applications
Allison RDS Package 180 for 3000, 3500, 4000, 4500, 4700 transmissions
Dual leveling valves for tandem air suspension
Heavy duty track rods for Hendrickson Primaax EX tandem
First pusher location: 49" from centerline forward rear/single rear axle
Steerable pusher iron hub pilot 10-hole, 11.25" bolt circle for use with 20K axle
Steerable pusher optional dust shields
Pusher/tag gauge/switch dash mounted, gauge and pressure regulator tie-strapped to rail
Meritor X30 lightweight tandem rear brake drums for use with 16.5x7" brakes
Rear automatic slack adjusters for drum brakes
Rear spring brakes: 3030 longstroke dual for drum brakes
Conmet PreSet Plus hub package dual rear
Rear aluminum hub pilot dual 11.25" bolt circle, 46K, requires "R" series outer ends
Separate switch for cross/differential lock for dual axles
Front Conmet PreSet Plus hub package
Front iron hub pilot mounted, max capacity 20K, 16.5x6" or 7" or air disc brakes, 11.25" bolt circle, 10 bolt
Front vented hubcap
Power steering dual gears TRW THP60, 16K-22K
Model: Heritage Steel Smooth Side Dump Body
Length: 17 feet
Width: 99 inches (standard width)
Side Height: 54 inches
Side Material: 5/32" Hardox AR-450 steel
Floor Material: 3/16" Hardox AR-450 steel
Formed longsills: 3/16" steel
Front bulkhead: 5/32" Hardox AR-450 steel
Cab shield: 30" wide (narrowed on both sides), 10-gauge steel, 6" face
Tailgate: 60" height, 3/16" Hardox AR-450 steel, 6" slope
Single panel tailgate with horizontal bracing
Air-operated hi-lift tailgate with cylinders in rear posts
Center-mounted coal door
Salt locks installed on each side
Trunnion mount telescopic hoist
Hotshift PTO for Allison automatic transmission
Direct mount pump with shifter valve
LED light package
Two front strobes in cab shield
One strobe in each rear post
Front ladder on driver's side with one step below bottom rail
8" bolt-on rear apron
Full-width rear mud flaps
Heritage front mud flaps (30" length with anti-sail brackets)
Shovel holder mounted on rear driver's side
Steel hydraulic tank mounted on frame side
Body to be sandblasted, primed, and painted one standard color
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*Disclaimer: Images shown are for illustrative purposes only and may not necessarily represent the specific unit described herein. All specifications and features are subject to verification. Prospective buyers are strongly advised to confirm all details and specifications prior to purchase. For the most accurate and up-to-date information, please contact an authorized dealer representative. The information provided in this summary does not constitute an offer for sale or a binding agreement. Terms, conditions, and availability may vary. All Roads Trucks reserves the right to make changes to specifications, features, and availability without prior notice.