Our Recommendation

Make
PETERBILT
Model
348 6x4 8.9 CNG (ISL)
Engine
C
Year
2015-
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (C) (Code: Westport ISL G)
 
27.6 / 45.4 (a, b)
Engine (C) (Code: Westport ISX12G)
 
27.6 / 45.4 (c, d)
Transmission (Manual)
1
VERKOL SAE 50 TO-4 (f)
12.0 - 14.0 (e)
2
VERKOL SAE 30 TO-4
3
VERKOL SAE 10w TO-4
Differential (40000 - 60000 lbs)
VERKOL GT-8/80w90 EP (h)
17.5 - 22.0 (g)
Differential (69000 lbs)
VERKOL GT-8/75w90 (j)
17.5 - 22.0 (i)
Differential (66000 lbs)
VERKOL GT-8/75w90 (l, m, n, o)
18.5 - 26.5 (k)
Differential (21000-23000 lbs)
VERKOL GT-8/75w90 (q, r, s, t)
18.0 - 22.4 (p)
Differential (21000 - 30000 lbs)
 
17.5 - 18.9 (u)
Differential (40000 - 46000 lbs)
VERKOL GT-8/75w90 (w, x, y, z)
14.3 - 18.5 (v)
Coolant (Code: ISX-12G)
  (bd)
12.4 - 59.5 (ba, bb, bc)
Coolant (Code: ISL-G)
  (bh)
12.4 - 59.5 (be, bf, bg)

Lubricant / Capacity Notes

a.
Engine sump, including filter, 27.6 litres
b.
Engine sump, including filter, 45.4 litres
c.
Engine sump, including filter, 45.4 litres
d.
Engine sump, including filter, 27.6 litres
e.
Gearbox refill, 12.0 - 14.0 litres
f.
Alternative recommendations: GO ETN PS386 40
g.
Differential, 17.5 - 22.0 litres
h.
Alternative recommendations: GO DNA 256 75W-90; J2360 85W-140
i.
Differential, 17.5 - 22.0 litres
j.
Alternative recommendations: GO DNA 429 75W-90
k.
Differential, 18.5 - 26.5 litres
l.
>-40°C
m.
Alternative recommendations, >-40°C: GO MTR 076M 75W-140
n.
Alternative recommendations, >-26°C: GO MTR 076D 80W-90; VERKOL GT-8/80w90 EP / SALDUBA 80w90 LS / VERKOL GT-7/80w90 EP
o.
Alternative recommendations, >-12°C: GO MTR 076A 85W-140
p.
Differential, 18.0 - 22.4 litres
q.
>-40°C
r.
Alternative recommendations, >-40°C: GO MTR 076M 75W-140
s.
Alternative recommendations, >-26°C: GO MTR 076D 80W-90; VERKOL GT-8/80w90 EP / SALDUBA 80w90 LS / VERKOL GT-7/80w90 EP
t.
Alternative recommendations, >-12°C: GO MTR 076A 85W-140
u.
Differential, 17.5 - 18.9 litres
v.
Differential, 14.3 - 18.5 litres
w.
>-40°C
x.
Alternative recommendations, >-40°C: GO MTR 076M 75W-140
y.
Alternative recommendations, >-26°C: GO MTR 076D 80W-90; VERKOL GT-8/80w90 EP / SALDUBA 80w90 LS / VERKOL GT-7/80w90 EP
z.
Alternative recommendations, >-12°C: GO MTR 076A 85W-140
ba.
Cooling system, 25.1 litres
bb.
Cooling system, 50.0 - 59.5 litres
bc.
Cooling system, 12.4 litres
bd.
>-37°C
be.
Cooling system, 12.4 litres
bf.
Cooling system, 50.0 - 59.5 litres
bg.
Cooling system, 25.1 litres
bh.
>-37°C

General Notes

There are no notes to display for this model

Oil Change Intervals

Engine (C) (Code: Westport ISL G)
Km Max
12000
Months Max
6
Hours Max
500