Our Recommendation

Make
CATERPILLAR
Model
771D (Rigid Dump Trucks)
Engine
DT
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Application
Recommendation
Capacity (ltr)
Engine (DT)
  (a, b, c, d, e, f, g)
50.0
Transmission
VERKOL SAE 30 TO-4 (h, i, j, k, l)
95.0
Differential
VERKOL SAE 50 TO-4 (m, n, o)
48.0
Final Drives (each)
VERKOL SAE 50 TO-4 (p, q, r)
15.0
Coolant
 
120
Hydraulics
VESTA 10w HD (s, t, u, v, w)
Front Wheel Bearings
VERKOL SAE 50 TO-4 (x, y, z)
2.5
Hoist & Brake System
VERKOL SAE 10w TO-4 (ba, bb, bc)
227
Steering Hydraulics
VERKOL SAE 10w TO-4 (bd, be, bf, bg, bh, bi)
50.0

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.
Alternative recommendations, -40°C to 30°C: EO CAT ECF-1 0W-30
c.
Alternative recommendations, -40°C to 10°C: EO CAT ECF-1 0W-20
d.
Alternative recommendations, -30°C to 40°C: EO CAT ECF-1 5W-40
e.
Alternative recommendations, -30°C to 30°C: EO CAT ECF-1 5W-30
f.
Alternative recommendations, -20°C to 40°C: EO CAT ECF-1 10W-30
g.
Alternative recommendations, -15°C to 50°C: EO CAT ECF-1 15W-40
h.
Alternative recommendations, Torque Converter & Transmission, -40°C to 30°C: TF CAT TO4 0W-30
i.
Alternative recommendations, Torque Converter & Transmission, -40°C to -20°C: TF CAT TO4 0W-20
j.
Alternative recommendations, Torque Converter & Transmission, -30°C to 30°C: TF CAT TO4 5W-30
k.
Alternative recommendations, Torque Converter & Transmission, -20°C to 20°C: VERKOL SAE 10w TO-4
l.
Alternative recommendations, Torque Converter & Transmission, 10°C to 50°C: VERKOL SAE 30 TO-4
m.
Differential, Front Wheels & Final Drives & <32°C
n.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
o.
Alternative recommendations: TF CAT TO4 60
p.
Differential, Front Wheels & Final Drives & <32°C
q.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
r.
Alternative recommendations: TF CAT TO4 60
s.
-20°C to 40°C
t.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
u.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
v.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
w.
Alternative recommendations, 0°C to 50°C: HY CAT HYDO 30
x.
Differential, Front Wheels & Final Drives & <32°C
y.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
z.
Alternative recommendations: TF CAT TO4 60
ba.
-20°C to 50°C
bb.
Alternative recommendations, -40°C to 40°C: TF CAT TDTOS 0W-20
bc.
Alternative recommendations, -20°C to 50°C: TF CAT TDTO 10W
bd.
Alternative recommendations, -40°C to 40°C: TF CAT TO4 0W-30
be.
Alternative recommendations, -40°C to 10°C: TF CAT TO4 0W-20
bf.
Alternative recommendations, -30°C to 40°C: TF CAT TO4 5W-30; TF CAT TO4 5W-40
bg.
Alternative recommendations, -20°C to 40°C: VERKOL SAE 10w TO-4; TF CAT TO4 10W-30
bh.
Alternative recommendations, -15°C to 50°C: TF CAT TO4 15W-40
bi.
Alternative recommendations, 10°C to 50°C: VERKOL SAE 30 TO-4

General Notes

There are no notes to display for this model

Oil Change Intervals

Engine (DT)
Hours Max
250
Transmission
Hours Max
1000
Coolant
Months Max
24
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000
Hoist & Brake System
Hours Max
2000
Steering Hydraulics
Hours Max
1000