Our Recommendation

Make
WESTERN STAR
Model
47X Cummins 12L (X12) 8x6
Engine
D
Year
2025-
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (D)
  (a, b)
41.6
Transmission (Manual)
VERKOL SAE 50 TO-4 (c, d)
11.0 - 13.2
Transmission (Automatic) (Code: 3000)
  (g, h)
16.0 / 18.0 (e, f)
Transmission (Automatic) (Code: 4500 RDS, or Code: HD4500)
  (k)
38.0 / 45.0 (i, j)
Transmission (Automatic) (Code: 4000)
 
25.0 - 45.0
Transmission (Automatic) (Code: 3500)
 
18.0 / 27.0 (l, m)
Transmission (Automatic) (Code: HD4700)
VESTA TD 3
48.0
Transmission
VERKOL SAE 50 TO-4 (n, o)
11.0 - 13.2
Axle
  (p, q, r, s)
Power Steering
 

Lubricant / Capacity Notes

a.
Preferred lubricant specification
b.
Alternative recommendations: CK-4 10W-30
c.
Preferred lubricant specification
d.
Alternative recommendations: GO ETN PS386 40; ATF FRD MERV
e.
2'' sump, 16.0 litres
f.
4'' sump, 18.0 litres
g.
Preferred lubricant specification
h.
Alternative recommendations: ATF ALL TES389
i.
Without power take-off, 38.0 litres
j.
With power take-off, 45.0 litres
k.
Alternative recommendations: ATF ALL TES295
l.
Gearbox refill after overhaul, 27.0 litres
m.
Gearbox refill, 18.0 litres
n.
Preferred lubricant specification
o.
Alternative recommendations: GO ETN PS386 40; ATF FRD MERV
p.
>-40°C
q.
Alternative recommendations, >-40°C: GO MTR O-94 75W-140
r.
Alternative recommendations, >-26°C: GO MTR O-95 80W-90; GO MTR O-94 80W-90; GO MTR O-95 80W-140
s.
Alternative recommendations, >-12°C: GO MTR O-94 85W-140

General Notes

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Oil Change Intervals

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