| ITEM | Vehicle No. | Engine No. | OEM NO. | Cylinder No. | Dia. (MM) | Piston Size (MM) | Ring Groove (MM) | Pin Size (MM) | M Dia. (MM) | Piston Feature | Agenuine No. |
| 1 | KOMATSU | S6D125 | | | | | | | | no
alfin
2
valves | JKUP125NA-33 |
| 2 | KOMATSU | S6D125 | 6151-31-2171 | 6 | 125 | Ø125.00
131.10
80.10
25.00
13.60 | 1-2.50K
2-2.50K
3-4.00 | 48.00
104.00 | 75 | shinny
alfin | JKUP125A-34 |
| 3 | KOMATSU | 6D125 | 6150-31-2112 | 6 | 125 | Ø125.00
131.10
80.10
25.00
15.80 | 1-2.50K
2-2.50K
3-4.00 | 48.00
104.00 | 70 | shinny
alfin | JKUP125A-35 |
| 4 | KOMATSU | S6D125 | 6151-32-2110 | 6 | 125 | Ø125.00
131.10
80.10
23.90
6.50 | 1-2.50K
2-2.50K
3-4.00 | 48.00
104.00 | 66 | alfin
anodized | JKUP125AA-36 |
| 5 | KOMATSU | S6D125 | 6150-32-2110 | 6 | 125 | | | | | alfin
(round) | JKUP125A-37 |
| 6 | KOMATSU | S6D125 | | 6 | 125 | | | | | alfin
phosphate
graphite
(one
valve) | JKUP125A-38 |
| 7 | KOMATSU | S6D125-5
PC400-3 | 6151-31-2112 | 6 | 125 | | | | | Cast
iron
with
hole
near
the
pin | JKUP125C-39 |
| 8 | KOMATSU | S6D125-4 | 6151-31-2511 | 6 | 125 | | | | | Cast
iron
without
hole
near
the
pin | JKUP125C-40 |
