Our Recommendation

Make
CATERPILLAR
Model
426 Series 2 (Backhoe Loaders)
Engine
D
Year
1989-2001
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Application
Recommendation
Capacity (ltr)
Engine (D)
  (a, b, c)
7.0
Rear Axle
 
18.5
Transmission (& Torque Converter)
VERKOL SAE 30 TO-4 (d, e, f, g, h)
10.0
Coolant
 
21.0
Hydraulics
VESTA 10w HD (i, j, k, l, m, n)
38.0
Front Differential & Final Drives (Front Powered Axle)
1
VERKOL GT-8/80w90 EP (o, p, q)
7.5 / 0.8
2
SALDUBA 80w90 LS
3
VERKOL GT-7/80w90 EP
Grease Points (Molybdenum)
1
QUAKERTEK ATLANTA 2
2
QUAKERTEK VERKOMAX R 250
3
QUAKERTEK MOLYVERKOL 2
Grease Points (Multipurpose Lithium Greases)
1
QUAKERTEK VITALIA BF
2
QUAKERTEK VERKOPLEX XP-2
3
QUAKERTEK TERMOPLEX 220 EP
Grease Points (special purpose high temperature anti friction bearings)
 

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.
-15°C to 50°C
c.
Alternative recommendations, -20°C to 40°C: EO CAT ECF-1 10W-30
d.
0°C to 35°C
e.
Alternative recommendations, -20°C to 10°C: TF CAT TDTO 10W
f.
Alternative recommendations, -15°C to 43°C: TF CAT TDTO TMS
g.
Alternative recommendations, 0°C to 35°C: VERKOL SAE 30 TO-4
h.
Alternative recommendations, 10°C to 50°C: VERKOL SAE 50 TO-4
i.
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
j.
-20°C to 40°C
k.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
l.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
m.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
n.
Alternative recommendations, 0°C to 50°C: HY CAT HYDO 30
o.
-20°C to 50°C
p.
Alternative recommendations, -10°C to 50°C: VERKOL GT-7/85w140 EP
q.
Alternative recommendations, 0°C to 50°C: SALDUBA 80w90 LS / VERKOL GT-7 SAE-90 EP

General Notes

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Oil Change Intervals

Engine (D)
Months Max
1
Hours Max
250
Rear Axle
Months Max
6
Hours Max
1000
Transmission (& Torque Converter)
Months Max
6
Hours Max
1000
Coolant
Months Max
12
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000
Front Differential & Final Drives (Front Powered Axle)
Months Max
6
Hours Max
1000