Our Recommendation

Make
CATERPILLAR
Model
120H, -6TM, -4MK, -6NM
Engine
D / DT
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Application
Recommendation
Capacity (ltr)
Engine (D / DT)
  (a)
20.0
Transmission (incl Differential & Final Drive)
VERKOL SAE 30 TO-4 (b, c, d, e, f)
34.0
Coolant
 
43.0
Hydraulics
VESTA 10w HD (g, h, i, j, k, l, m)
38.0
Circle Drive Housing
VERKOL GT-7/85w140 EP (n, o, p, q, r)
7.0
Front Wheel Spindle Bearing Housings (each)
VERKOL SAE 30 TO-4 (s, t, u, v, w, x)
0.5
Greases: Molybdenum
1
QUAKERTEK ATLANTA 2
2
QUAKERTEK VERKOMAX R 250
3
QUAKERTEK MOLYVERKOL 2
Greases: Multipurpose
1
QUAKERTEK VITALIA BF
2
QUAKERTEK VERKOPLEX XP-2
3
QUAKERTEK TERMOPLEX 220 EP
Greases: Special Purpose (high temp. antifriction bearings)
 
Tandem Drive Case (each)
VERKOL SAE 30 TO-4 (y, z, aa, bb, cc, dd)
49.0

Lubricant / Capacity Notes

a.
Caterpillar list API CH-4 and API CI-4 as preferred oils and API CG-4 as an acceptable alternative. These oils must meet Caterpillar's ECF-1 specification to avoid reduced engine life. API CF-4 should not be used in Caterpillar diesel engines
b.
0°C to 35°C
c.
Alternative recommendations, -20°C to 10°C: TF CAT TDTO 10W
d.
Alternative recommendations, -15°C to 43°C: TF CAT TDTO TMS
e.
Alternative recommendations, 0°C to 35°C: VERKOL SAE 30 TO-4
f.
Alternative recommendations, 10°C to 50°C: VERKOL SAE 50 TO-4
g.
Caterpillar list API CG-4, API CF and CAT TO-4 as alternative specifications. These oils must have a minimum zinc content of 900 ppm
h.
-20°C to 40°C
i.
Alternative recommendations, -40°C to 22°C: TF CAT TDTOS 0W-20
j.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
k.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
l.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
m.
Alternative recommendations, 0°C to 50°C: HY CAT HYDO 30
n.
Alternative recommendations, -30°C to 40°C: VERKOL GT-8/75w90
o.
Alternative recommendations, -20°C to 40°C: VERKOL GT-8/80w90 EP / SALDUBA 80w90 LS / VERKOL GT-7/80w90 EP
p.
Alternative recommendations, -20°C to 0°C: GL-5 80W
q.
Alternative recommendations, -10°C to 50°C: VERKOL GT-7/85w140 EP
r.
Alternative recommendations, 0°C to 40°C: SALDUBA 80w90 LS / VERKOL GT-7 SAE-90 EP
s.
Alternative recommendations, -40°C to 10°C: TF CAT TO4 0W-30
t.
Alternative recommendations, -40°C to 0°C: TF CAT TO4 0W-20
u.
Alternative recommendations, -30°C to 0°C: VERKOL SAE 10w TO-4
v.
Alternative recommendations, -25°C to 25°C: VERKOL SAE 30 TO-4
w.
Alternative recommendations, -15°C to 50°C: VERKOL SAE 50 TO-4
x.
Alternative recommendations, 5°C to 50°C: TF CAT TO4 60
y.
Alternative recommendations, -40°C to 10°C: TF CAT TO4 0W-30
z.
Alternative recommendations, -40°C to 0°C: TF CAT TO4 0W-20
aa.
Alternative recommendations, -30°C to 0°C: VERKOL SAE 10w TO-4
bb.
Alternative recommendations, -25°C to 25°C: VERKOL SAE 30 TO-4
cc.
Alternative recommendations, -15°C to 50°C: VERKOL SAE 50 TO-4
dd.
Alternative recommendations, 5°C to 50°C: TF CAT TO4 60

General Notes

There are no notes to display for this model

Oil Change Intervals

Engine (D / DT)
Months Max
1
Hours Max
250
Transmission (incl Differential & Final Drive)
Months Max
6
Hours Max
1000
Coolant
Months Max
24
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000
Circle Drive Housing
Months Max
12
Hours Max
2000
Front Wheel Spindle Bearing Housings (each)
Months Max
12
Hours Max
2000
Tandem Drive Case (each)
Months Max
12
Hours Max
2000