Our Recommendation

Make
CATERPILLAR
Model
120G
Engine
DT
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (DT) (Cat 3304T)
  (a)
19.0
Rear Axle
VERKOL SAE 30 TO-4
Transmission
VERKOL SAE 30 TO-4
68.0
Coolant
 
38.0
Hydraulic Control System
VERKOL SAE 30 TO-4
Hydraulics
VESTA 10w HD (b, c, d, e, f, g, h)
68.0
Front Wheel Bearings
VERKOL SAE 30 TO-4
Circle Drive Housing
VERKOL SAE 30 TO-4
6.0
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)
 
Reduction Hubs (each)
VERKOL SAE 30 TO-4
0.5
Tandem Drives
VERKOL SAE 30 TO-4
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.
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
c.
-20°C to 40°C
d.
Alternative recommendations, -40°C to 22°C: TF CAT TDTOS 0W-20
e.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
f.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
g.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
h.
Alternative recommendations, 0°C to 50°C: HY CAT HYDO 30

General Notes

There are no notes to display for this model

Oil Change Intervals

Engine (DT) (Cat 3304T)
Months Max
1
Hours Max
250
Rear Axle
Months Max
6
Hours Max
1000
Transmission
Months Max
6
Hours Max
1000
Coolant
Months Max
24
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000
Front Wheel Bearings
Months Max
12
Hours Max
2000
Circle Drive Housing
Months Max
12
Hours Max
2000
Reduction Hubs (each)
Months Max
6
Hours Max
1000
Tandem Drives
Months Max
12
Hours Max
2000