Our Recommendation

Make
KENWORTH
Model
T680 Next Gen 6x4 EPA21
Engine
EN590/D975 <15ppm
Year
2022-
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (EN590/D975 <15ppm) (Paccar MX-13; 405-510hp)
  (a, b, c, d, e)
40.0
Engine (EN590/D975 <15ppm) (Paccar MX-11; 355-455hp [EN590/D975 <15ppm])
  (f, g, h, i, j)
36.5
Transmission (Paccar TX-12 Automated)
 
7.5
Differential (Paccar DX-40 Tandem 40,00lbs; Front / Rear)
VERKOL GT-8/75w90 (k)
11.3 / 9.3
Coolant (Paccar MX-11 / MX-13)
VERKOL TRUCK 50% (l, m)
47.0 / 49.0
Diesel Exhaust Fluid (DEF) Tank
 
80.0

Lubricant / Capacity Notes

a.
>-20°C
b.
Alternative recommendations, -25°C to 20°C: CK-4 5W-30
c.
Alternative recommendations, >-20°C: CK-4 5W-40
d.
Alternative recommendations, >-18°C: CK-4 10W-40
e.
Alternative recommendations, >-12°C: CK-4 15W-40
f.
>-20°C
g.
Alternative recommendations, -25°C to 20°C: CK-4 5W-30
h.
Alternative recommendations, >-20°C: CK-4 5W-40
i.
Alternative recommendations, >-18°C: CK-4 10W-40
j.
Alternative recommendations, >-12°C: CK-4 15W-40
k.
Alternative recommendations: VERKOL GT-8/80w90 EP; J2360 85W-140
l.
Mix ratio, 50% >-37°C
m.
Alternative recommendations, Mix ratio 50% >-37°C: AF OAT 6210

General Notes

There are no notes to display for this model

Oil Change Intervals

Engine (EN590/D975 <15ppm) (Paccar MX-13; 405-510hp)
Km Min
48000
Km Max
120000
Months Max
12
Hours Min
800
Hours Max
2250
Engine (EN590/D975 <15ppm) (Paccar MX-11; 355-455hp [EN590/D975 <15ppm])
Km Min
48000
Km Max
120000
Months Max
12
Hours Min
800
Hours Max
2250
Transmission (Paccar TX-12 Automated)
Km Min
96000
Km Max
800000
Differential (Paccar DX-40 Tandem 40,00lbs; Front / Rear)
Km Min
402000
Km Max
804000
Months Min
36
Months Max
48
Coolant (Paccar MX-11 / MX-13)
Km Max
1200000
Months Max
96
Hours Max
24000