Close Print

MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil is recommended for your PACCAR Paccar PX-7, 6.7L (200-360hp) 2017-

Make
PACCAR
Model
Paccar PX-7, 6.7L (200-360hp) (EPA 2017)
Engine
DT
Year
2017-
Application
Recommendation
Capacity (gal)
Engine (DT) (5 to 10 mph)
1st choice
MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil (a, b, c)
4.41
2nd choice
MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil
3rd choice
MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
Engine (DT) (10 to 15 mph [DT])
1st choice
MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil (d, e, f)
4.41
2nd choice
MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil
3rd choice
MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
Engine (DT) (20 to 25 mph [DT])
1st choice
MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil (g, h, i)
4.41
2nd choice
MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil
3rd choice
MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
Engine (DT) (30 to 40 mph [DT])
1st choice
MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil (j, k, l)
4.41
2nd choice
MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil
3rd choice
MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
Engine (DT) (Higher than 40 mph [DT])
1st choice
MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil (m, n, o)
4.41
2nd choice
MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil
3rd choice
MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
Coolant (Engine only)
  (p, q)
3.04

General Notes

There are no notes to display for this model

Lubricant / Capacity Notes

a.
5°F to 113°F
b.
Alternative recommendations, 5°F to 113°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
c.
Alternative recommendations, >5°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 15W-40 CK-4 Heavy Duty Diesel Engine Oil; MAG 1 Full Synthetic 5W-40 CK-4 Heavy Duty Diesel Engine Oil
d.
5°F to 113°F
e.
Alternative recommendations, 5°F to 113°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
f.
Alternative recommendations, >5°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 15W-40 CK-4 Heavy Duty Diesel Engine Oil; MAG 1 Full Synthetic 5W-40 CK-4 Heavy Duty Diesel Engine Oil
g.
5°F to 113°F
h.
Alternative recommendations, 5°F to 113°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
i.
Alternative recommendations, >5°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 15W-40 CK-4 Heavy Duty Diesel Engine Oil; MAG 1 Full Synthetic 5W-40 CK-4 Heavy Duty Diesel Engine Oil
j.
5°F to 113°F
k.
Alternative recommendations, 5°F to 113°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
l.
Alternative recommendations, >5°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 15W-40 CK-4 Heavy Duty Diesel Engine Oil; MAG 1 Full Synthetic 5W-40 CK-4 Heavy Duty Diesel Engine Oil
m.
5°F to 113°F
n.
Alternative recommendations, 5°F to 113°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 10W-30 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Premium Conventional 10W-30 CK-4 Heavy Duty Diesel Engine Oil
o.
Alternative recommendations, >5°F: MAG 1 Premium Conventional 15W-40 CK-4 Heavy Duty Diesel Engine Oil / MAG 1 Synthetic Blend 15W-40 CK-4 Heavy Duty Diesel Engine Oil; MAG 1 Full Synthetic 5W-40 CK-4 Heavy Duty Diesel Engine Oil
p.
Mix ratio, 50% >-37°C
q.
Alternative recommendations, Mix ratio 50% >-37°C: AF CUM 14439

Oil Change Intervals

There is no Oil Change Interval data to display for this model

Copyright © OATS Ltd. 2026