Kenworth T800

Kenworth T800 standard hood, day cab, 48.5 in set-back front axle, 6x4 tandem (52 in axle spacing). Figures are from the Kenworth Heavy Duty Body Builder Manual (08/2012, T800/W900/C500) and the T800 brochure (2012), both US/Canada spec. No Kenworth GCC sheet exists, and the T800 is not in kenworth.com's current line-up or its 2022/2024 HD body builder manuals.

USA

GCW: 149,685 kg

Side

Front

Bumper to back of cab (BBC): 3.114 m
Front overhang: 1.232 m
Front axle to back of cab: 1.882 m
Cab roof height above frame: 2.083 m
Width over mirrors: 2.87 m
Width over front tyres: 2.413 m
Front track: 2.101 m

Dimensions

Tilted hood height above frame (hood fully tilted, from bottom of frame rail): 2.103 m
Front axle to front of tilted hood (hood tilt clearance): 2.225 m
Overall width: 2.502 m
Rear track (centres of rear duals): 1.9 m
Frame width (outside of frame rails): 0.864 m
Cab width (rear view): 1.834 m
Tandem axle spacing (tandem used in the turning-radius table): 1.321 m
Turning radius: 8.534 m
Max wheel cut (up to): 54°

Weight

GCW (GCW ratings to): 149,685 kg
Front axle capacity (single front axle): 9,979 kg
Twin steer front axle capacity: 17,010 kg

Chassis

Axle configurations: Single, tandem and tridem drives; front drive axles; pusher and tag axles; twin steer
Frame rails: Single rail 10-5/8 x 5/16 in to 10-11/16 x 1/2 in; double inserted 11-5/8 x 3/8 in
Front springs: 59 in taper leaf, 12,000-22,000 lb
Radiator: 1,440 to 1,780 sq in (1,780 sq in on Wide Hood)

Tyres

Tyres: 295/75R22.5 (Bridgestone R287 front, turning-radius reference spec)

Service intervals

Engine oil and filter: 48,000 km
Air filter: every year, or when restriction passes 20 in H2O
Axle oil: flush and refill at 400,000 km (non-ESI) or 800,000 km (ESI)
DEF pump filter: 160,000 km