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Make
KOMATSU
Model
D31S-18 (Bulldozer Shovels)
Engine
D / DT

Application
Recommendation
Capacity (gal)
Data Sheet
Sales Sheet
Engine (D / DT) (Komatsu 4D105-5)
Premium
Maxtron DEO SAE 15W-40
(a, b, c, d)
2.38
PDS
Mainline
Superlube TMS SAE 15W-40
PDS
Transfer Box
Ultra Premium
Superlube 518 Diesel Engine Oil SAE 30
4.49
PDS
Mainline
Superlube TMS SAE 10W-30
PDS
Transmission
Ultra Premium
Superlube 518 Diesel Engine Oil SAE 30
3.43
PDS
Mainline
Superlube TMS SAE 10W-30
PDS
Coolant
Refer to Technical
5.81
Hydraulics
Premium
Maxtron DEO SAE 10W-30
(e, f, g)
8.72
PDS
Mainline
Superlube TMS SAE 10W-30
PDS
Final Drive Cases (each)
Ultra Premium
Superlube 518 Diesel Engine Oil SAE 30
(h, i)
2.51
PDS
Mainline
Superlube TMS SAE 10W-30
PDS
Grease points incl. fifth wheels
Ultra Premium
Maxtron FS NLGI 2
Premium
Blue Gard 500+ NLGI 2
Mainline
ML 365 Grease EP NLGI 2
PDS
Steering Clutch Case
Ultra Premium
Superlube 518 Diesel Engine Oil SAE 30
7.93
PDS
Mainline
Superlube TMS SAE 10W-30
PDS
Engine (D / DT) (Komatsu 4D105-5)
Recommendation:
Premium Maxtron DEO SAE 15W-40
Mainline Superlube TMS SAE 15W-40
(a, b, c, d)
Capacity 2.38(gal)
Transfer Box
Recommendation:
Ultra Premium Superlube 518 Diesel Engine Oil SAE 30
Mainline Superlube TMS SAE 10W-30
Capacity 4.49(gal)
Transmission
Recommendation:
Ultra Premium Superlube 518 Diesel Engine Oil SAE 30
Mainline Superlube TMS SAE 10W-30
Capacity 3.43(gal)
Coolant
Recommendation:
Ultra Premium Refer to Technical
Capacity 5.81(gal)
Hydraulics
Recommendation:
Premium Maxtron DEO SAE 10W-30
Mainline Superlube TMS SAE 10W-30
(e, f, g)
Capacity 8.72(gal)
Final Drive Cases (each)
Recommendation:
Ultra Premium Superlube 518 Diesel Engine Oil SAE 30
Mainline Superlube TMS SAE 10W-30
(h, i)
Capacity 2.51(gal)
Grease points incl. fifth wheels
Recommendation:
Ultra Premium Maxtron FS NLGI 2
Premium Blue Gard 500+ NLGI 2
Mainline ML 365 Grease EP NLGI 2
Steering Clutch Case
Recommendation:
Ultra Premium Superlube 518 Diesel Engine Oil SAE 30
Mainline Superlube TMS SAE 10W-30
Capacity 7.93(gal)

General Notes

There are no notes to display for this model

Lubricant / Capacity Notes

a.
5°F to 122°F
b.
Alternative recommendations, -22°F to 68°F: Refer to Technical
c.
Alternative recommendations, -4°F to 122°F: Maxtron DEO SAE 10W-30 / Superlube TMS SAE 10W-30
d.
Alternative recommendations, -4°F to 50°F: Superlube 518 Diesel Engine Oil SAE 10W
e.
-4°F to 104°F
f.
Alternative recommendations, -4°F to 104°F: Superlube 518 Diesel Engine Oil SAE 10W
g.
Alternative recommendations, 5°F to 104°F: Maxtron DEO SAE 15W-40 / Superlube TMS SAE 15W-40
h.
32°F to 104°F
i.
Alternative recommendations, -4°F to 50°F: Superlube 518 Diesel Engine Oil SAE 10W

Oil Change Intervals

Engine (D / DT) (Komatsu 4D105-5)
Hours Max
250
Transfer Box
Months Max
6
Hours Max
1000
Transmission
Months Max
6
Hours Max
1000
Coolant
Months Max
24
Hours Max
2000
Hydraulics
Hours Max
2000
Final Drive Cases (each)
Hours Max
1000
Steering Clutch Case
Months Max
6
Hours Max
1000