Our Recommendation

Make
CATERPILLAR
Model
977 (Track Type Loaders)
Engine
DT
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (DT)
  (a, b, c)
27.5
Transmission
VERKOL SAE 30 TO-4 (d, e)
92.8
Final Drives (each)
MAXIDIESEL SAE 50 (f, g)
25.5
Coolant
 
49.2
Hydraulics
VESTA 10w HD (h, i, j, k, l)
138
Bevel Gear & Steering Clutches
From Transmission
Track Rollers & Idlers
MAXIDIESEL SAE 30
Tracks (sealed & lubricated)
1
SALDUBA 80w90 LS
2
VERKOL GT-7 SAE-90 EP

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.
Alternative recommendations, Engine and Transmission, <0°C: EO CAT ECF-1 10W
c.
Alternative recommendations, Engine and Transmission, >0°C: EO CAT ECF-1 30
d.
Alternative recommendations, Engine and Transmission, <0°C: VERKOL SAE 10w TO-4
e.
Alternative recommendations, Engine and Transmission, >0°C: VERKOL SAE 30 TO-4
f.
Alternative recommendations, <0°C: MAXIDIESEL SAE 30
g.
Alternative recommendations, >0°C: MAXIDIESEL SAE 50
h.
-20°C to 40°C
i.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
j.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
k.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
l.
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)
Hours Max
250
Transmission
Months Max
6
Hours Max
1000
Final Drives (each)
Months Max
12
Hours Max
1000
Coolant
Months Max
12
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000