Our Recommendation

Make
CATERPILLAR
Model
973K (S/N MKL00001 - Up) (Track Type Loaders)
Engine
DT
Year
2017-
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Application
Recommendation
Capacity (ltr)
Engine (DT) (Cat C9.3)
  (a, b)
24.5
Transmission
From Hydraulics
Coolant
  (c)
53.0
Hydraulics
VESTA 10w HD (d, e, f, g, h)
189
Grease Points
1
QUAKERTEK VERKOMAX FGM 2 (i)
2
QUAKERTEK VERKOMAX R 250
3
QUAKERTEK VERKOMAX SG 2
Diesel Exhaust Fluid (DEF) Tank
 
33.0
Equalizer Bar End, Pin Joint, Bogie Cartridge & Track Pins
1
VERKOL GT-8/80w90 EP (j, k, l, m)
2
SALDUBA 80w90 LS
3
VERKOL GT-7/80w90 EP
Final Drive Reduction Hubs (each)
VERKOL SAE 50 TO-4 (n, o, p, q, r)
28.5
Track Roller Frame Pivot Bearings
VERKOL SAE 50 TO-4 (s, t, u, v)
3.0
Track Roller Frame Recoil Spring
VERKOL SAE 50 TO-4 (w, x, y, z)
Track Rollers & Idlers
MAXIDIESEL SAE 40 (aa, bb, cc)
Winch
VERKOL SAE 30 TO-4 (dd, ee, ff, gg)

Lubricant / Capacity Notes

a.
-18°C to 40°C
b.
Alternative recommendations, -10°C to 50°C: EO CAT DEO-ULS 15W-40
c.
Mix ratio, 50% >-37°C
d.
-20°C to 40°C
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
i.
Alternative recommendations: QUAKERTEK ATLANTA 2 / QUAKERTEK VERKOMAX R 250 / QUAKERTEK MOLYVERKOL 2
j.
-20°C to 40°C
k.
Alternative recommendations, -30°C to 45°C: GL-5S 75W-140
l.
Alternative recommendations, -30°C to 40°C: VERKOL GT-8/75w90
m.
Alternative recommendations, -10°C to 50°C: VERKOL GT-7/85w140 EP
n.
-15°C to 50°C
o.
Alternative recommendations, -30°C to 25°C: TF CAT TDTO TMS
p.
Alternative recommendations, -30°C to 0°C: TF CAT TDTO 10W
q.
Alternative recommendations, -25°C to 25°C: VERKOL SAE 30 TO-4
r.
Alternative recommendations, -15°C to 50°C: VERKOL SAE 50 TO-4
s.
0°C to 50°C
t.
Alternative recommendations, -25°C to 25°C: TF CAT TDTO TMS
u.
Alternative recommendations, -20°C to 25°C: VERKOL SAE 30 TO-4
v.
Alternative recommendations, -10°C to 40°C: TF CAT TDTO 40; TF CAT TO4 40
w.
0°C to 50°C
x.
Alternative recommendations, -25°C to 25°C: TF CAT TDTO TMS
y.
Alternative recommendations, -20°C to 25°C: VERKOL SAE 30 TO-4
z.
Alternative recommendations, -10°C to 40°C: TF CAT TDTO 40; TF CAT TO4 40
aa.
-10°C to 40°C
bb.
Alternative recommendations, -35°C to 40°C: EO CAT ECF-1 5W-40
cc.
Alternative recommendations, -20°C to 25°C: MAXIDIESEL SAE 30
dd.
0°C to 43°C
ee.
Alternative recommendations, -20°C to 10°C: TF CAT TDTO 10W
ff.
Alternative recommendations, -10°C to 35°C: TF CAT TDTO TMS
gg.
Alternative recommendations, 0°C to 43°C: VERKOL SAE 30 TO-4

General Notes

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Oil Change Intervals

Engine (DT) (Cat C9.3)
Months Max
6
Hours Max
500
Coolant
Months Min
36
Months Max
72
Hours Min
6000
Hours Max
12000
Hydraulics
Months Max
18
Hours Max
3000
Final Drive Reduction Hubs (each)
Hours Max
1000
Winch
Hours Max
1000