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S6D125E-2, SA6D125E-2, Build 10B

Our Komatsu parts meet or exceed the OEM specifications. After production, these parts are individually tested ensuring exact fitment and reducing out of box failures. Not only are these Komatsu parts rigorously tested in a multi-hour run-in environment to certify proper and continuous operation over long periods of time, they are also made of industry leading materials and processes.
Displaying products 1 - 66 of 66 results
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6150-32-2110
Our Price: From $1,647.77 to $3,099.03
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6150-32-2110
Engine Serial Number 61779-Up
free shipping
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit A
Our Price: From $2,382.27 to $3,545.66
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit A
Engine Serial Number 61779-Up
free shipping
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit B
Our Price: From $2,399.15 to $3,561.17
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit B
Engine Serial Number 61779-Up
free shipping
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit C
Our Price: From $2,671.12 to $3,555.46
Komatsu S6D125E-2, SA6D125E-2 Engine Inframe Overhaul Rebuild Kit, Piston 6152-32-2510, Kit C
Engine Serial Number 61779-Up
free shipping
Komatsu Cylinder Kit, KMP2410
MSRP: $270.95
Our Price: $239.30
You Save: $31.65 (12 %)
Komatsu Cylinder Kit, KMP2410
Komatsu Cylinder Liner with Seals, 6151-22-2220S
MSRP: $90.02
Our Price: $66.99
You Save: $23.03 (26 %)
Komatsu Cylinder Liner with Seals, 6151-22-2220S
Komatsu Cylinder Liner, 6151-22-2220
MSRP: $76.13
Our Price: $58.56
You Save: $17.57 (23 %)
Komatsu Cylinder Liner, 6151-22-2220
Komatsu Liner Seal Set, KMP-SK-125
MSRP: $13.55
Our Price: $8.43
You Save: $5.12 (38 %)
Komatsu Liner Seal Set, KMP-SK-125
Komatsu Piston with pin retainers, 6150-32-2110
MSRP: $120.54
Our Price: $105.76
You Save: $14.78 (12 %)
Komatsu Piston with pin retainers, 6150-32-2110
Komatsu Piston Ring Set, 1 cylinder, 6150-32-2030
MSRP: $70.60
Our Price: $49.12
You Save: $21.48 (30 %)
Komatsu Piston Ring Set, 1 cylinder, 6150-32-2030
Komatsu Main Bearing Set, Standard, 6150-21-8000
MSRP: $125.61
Our Price: $97.87
You Save: $27.74 (22 %)
Komatsu Main Bearing Set, Standard, 6150-21-8000
Komatsu Main Bearing Set, Standard, 6150-21-8010S
MSRP: $116.07
Our Price: $80.35
You Save: $35.72 (31 %)
Komatsu Main Bearing Set, Standard, 6150-21-8010S
Komatsu Main Bearing, Standard, 6150-21-8010
MSRP: $14.94
Our Price: $11.49
You Save: $3.45 (23 %)
Komatsu Main Bearing, Standard, 6150-21-8010
Komatsu Main Bearing Set, .25mm, 6150-29-8010S
MSRP: $167.91
Our Price: $126.15
You Save: $41.76 (25 %)
Komatsu Main Bearing Set, .25mm, 6150-29-8010S
Komatsu Main Bearing, .25mm, 6150-29-8010
MSRP: $18.93
Our Price: $18.03
You Save: $0.90 (5 %)
Komatsu Main Bearing, .25mm, 6150-29-8010
Komatsu Main Bearing Set, .50mm, 6150-28-8010S
MSRP: $153.91
Our Price: $114.67
You Save: $39.24 (25 %)
Komatsu Main Bearing Set, .50mm, 6150-28-8010S
Komatsu Main Bearing, .50mm, 6150-28-8010
MSRP: $17.35
Our Price: $16.38
You Save: $0.97 (6 %)
Komatsu Main Bearing, .50mm, 6150-28-8010
Komatsu Main Bearing Set, .75mm, 6150-27-8010S
MSRP: $116.80
Our Price: $90.09
You Save: $26.71 (23 %)
Komatsu Main Bearing Set, .75mm, 6150-27-8010S
Komatsu Main Bearing, .75mm, 6150-27-8010
MSRP: $15.02
Our Price: $12.87
You Save: $2.15 (14 %)
Komatsu Main Bearing, .75mm, 6150-27-8010
Komatsu Main Bearing Set, 1.00mm, 6150-26-8010S
MSRP: $136.27
Our Price: $108.05
You Save: $28.22 (21 %)
Komatsu Main Bearing Set, 1.00mm, 6150-26-8010S
Komatsu Main Bearing, 1.00mm, 6150-26-8010
MSRP: $18.19
Our Price: $15.44
You Save: $2.75 (15 %)
Komatsu Main Bearing, 1.00mm, 6150-26-8010
Komatsu Rod Bearing, Standard, 6150-31-3040
MSRP: $10.53
Our Price: $10.20
You Save: $0.33 (3 %)
Komatsu Rod Bearing, Standard, 6150-31-3040
Komatsu Rod Bearing, Standard, 6151-31-3040
MSRP: $22.85
Our Price: $13.58
You Save: $9.27 (41 %)
Komatsu Rod Bearing, Standard, 6151-31-3040
Komatsu Rod Bearing, .25mm, 6151-39-3040
MSRP: $18.22
Our Price: $11.24
You Save: $6.98 (38 %)
Komatsu Rod Bearing, .25mm, 6151-39-3040
Komatsu Rod Bearing, .50mm, 6151-38-3040
MSRP: $12.82
Our Price: $12.76
You Save: $0.06 (0 %)
Komatsu Rod Bearing, .50mm, 6151-38-3040
Komatsu Rod Bearing, .75mm, 6151-36-3040
MSRP: $21.91
Our Price: $16.85
You Save: $5.06 (23 %)
Komatsu Rod Bearing, .75mm, 6151-36-3040
Komatsu Rod Bearing, .75mm, 6151-37-3040
MSRP: $18.03
Our Price: $17.31
You Save: $0.72 (4 %)
Komatsu Rod Bearing, .75mm, 6151-37-3040
Komatsu Thrust Bearing, .25mm, 6150-29-8050
MSRP: $34.63
Our Price: $20.79
You Save: $13.84 (40 %)
Komatsu Thrust Bearing, .25mm, 6150-29-8050
Komatsu Thrust Bearing, .50mm, 6150-28-8050
MSRP: $34.15
Our Price: $20.88
You Save: $13.27 (39 %)
Komatsu Thrust Bearing, .50mm, 6150-28-8050
Komatsu Thrust Bearing, .75mm, 6150-27-8050
MSRP: $16.43
Our Price: $15.92
You Save: $0.51 (3 %)
Komatsu Thrust Bearing, .75mm, 6150-27-8050
Komatsu Thrust Bearing, 1.00mm, 6150-26-8050
MSRP: $22.05
Our Price: $20.80
You Save: $1.25 (6 %)
Komatsu Thrust Bearing, 1.00mm, 6150-26-8050
Komatsu Head Gasket Set, 6153-K1-9900
MSRP: $371.92
Our Price: $360.30
You Save: $11.62 (3 %)
Komatsu Head Gasket Set, 6153-K1-9900
Komatsu Lower Gasket Set, 6153-K2-9900
MSRP: $386.32
Our Price: $340.18
You Save: $46.14 (12 %)
Komatsu Lower Gasket Set, 6153-K2-9900
Komatsu Water Pump Gasket Set, 6155-K6-9900
MSRP: $155.91
Our Price: $123.66
You Save: $32.25 (21 %)
Komatsu Water Pump Gasket Set, 6155-K6-9900
Komatsu Gasket Maker, 3oz Tube, TB1207C
MSRP: $10.93
Our Price: $6.56
You Save: $4.37 (40 %)
Komatsu Gasket Maker, 3oz Tube, TB1207C
Komatsu Connecting Rod, 6150-31-3100
MSRP: $155.73
Our Price: $146.92
You Save: $8.81 (6 %)
Komatsu Connecting Rod, 6150-31-3100
Komatsu Rod Bolt, 6150-31-3310
MSRP: $9.09
Our Price: $5.61
You Save: $3.48 (38 %)
Komatsu Rod Bolt, 6150-31-3310
Komatsu Piston Pin Bushing, 6150-31-3130
MSRP: $17.19
Our Price: $10.70
You Save: $6.49 (38 %)
Komatsu Piston Pin Bushing, 6150-31-3130
Komatsu Camshaft without gear, 6150-41-1012
MSRP: $1,067.41
Our Price: $1,046.48
You Save: $20.93 (2 %)
Komatsu Camshaft without gear, 6150-41-1012
Komatsu Camshaft Bearing, 6150-21-1490
MSRP: $23.72
Our Price: $12.20
You Save: $11.52 (49 %)
Komatsu Camshaft Bearing, 6150-21-1490
Komatsu Crankshaft with Gear, 6151-35-1010
MSRP: $2,931.94
Our Price: $2,815.19
You Save: $116.75 (4 %)
Komatsu Crankshaft with Gear, 6151-35-1010
free shipping
Komatsu Crankshaft without Gear, 6150-31-1110
MSRP: $3,129.67
Our Price: $2,651.51
You Save: $478.16 (15 %)
Komatsu Crankshaft without Gear, 6150-31-1110
free shipping
Komatsu Exhaust Valve, 6150-41-4210
MSRP: $27.22
Our Price: $20.94
You Save: $6.28 (23 %)
Komatsu Exhaust Valve, 6150-41-4210
Komatsu Exhaust Valve, 6150-42-4210
MSRP: $33.35
Our Price: $25.65
You Save: $7.70 (23 %)
Komatsu Exhaust Valve, 6150-42-4210
Komatsu Intake Valve, 6150-41-4111
MSRP: $11.57
Our Price: $8.90
You Save: $2.67 (23 %)
Komatsu Intake Valve, 6150-41-4111
Komatsu Intake Valve, 6150-42-4110
MSRP: $16.12
Our Price: $12.40
You Save: $3.72 (23 %)
Komatsu Intake Valve, 6150-42-4110
Komatsu Valve Spring, 6150-41-4411
MSRP: $5.38
Our Price: $2.82
You Save: $2.56 (48 %)
Komatsu Valve Spring, 6150-41-4411
Komatsu Valve Spring, 6150-41-4450
MSRP: $7.15
Our Price: $3.75
You Save: $3.40 (48 %)
Komatsu Valve Spring, 6150-41-4450
Komatsu Valve Lock, 6136-42-4520
MSRP: $0.89
Our Price: $0.47
You Save: $0.42 (47 %)
Komatsu Valve Lock, 6136-42-4520
Komatsu Valve Guide, 6150-12-1370
MSRP: $11.12
Our Price: $6.56
You Save: $4.56 (41 %)
Komatsu Valve Guide, 6150-12-1370
Komatsu Valve Seat, 6150-11-1320
MSRP: $9.20
Our Price: $5.21
You Save: $3.99 (43 %)
Komatsu Valve Seat, 6150-11-1320
Exhaust
Komatsu Valve Seat, 6151-11-1330
MSRP: $7.83
Our Price: $4.20
You Save: $3.63 (46 %)
Komatsu Valve Seat, 6151-11-1330
Intake
Komatsu Valve Spring Retainer, Lower, 6150-41-4430
MSRP: $5.21
Our Price: $2.74
You Save: $2.47 (47 %)
Komatsu Valve Spring Retainer, Lower, 6150-41-4430
Komatsu Push Rod, 6150-41-3111
MSRP: $24.02
Our Price: $12.63
You Save: $11.39 (47 %)
Komatsu Push Rod, 6150-41-3111
Komatsu Head Bolt, 6150-11-1610
MSRP: $19.75
Our Price: $12.17
You Save: $7.58 (38 %)
Komatsu Head Bolt, 6150-11-1610
Komatsu Cylinder Block, 6150-21-1103
MSRP: $12,775.05
Our Price: $9,410.65
You Save: $3,364.40 (26 %)
Komatsu Cylinder Block, 6150-21-1103
free shipping
Komatsu Cylinder Head, Bare, 6150-11-1102
MSRP: $446.34
Our Price: $421.12
You Save: $25.22 (6 %)
Komatsu Cylinder Head, Bare, 6150-11-1102
Komatsu Cylinder Head, Loaded, 6150-11-1010
MSRP: $539.61
Our Price: $484.87
You Save: $54.74 (10 %)
Komatsu Cylinder Head, Loaded, 6150-11-1010
Komatsu Oil Cooler Core, 6150-61-2111
MSRP: $184.49
Our Price: $174.07
You Save: $10.42 (6 %)
Komatsu Oil Cooler Core, 6150-61-2111
Komatsu Oil Cooler Core, 6151-61-2111
MSRP: $343.74
Our Price: $336.01
You Save: $7.73 (2 %)
Komatsu Oil Cooler Core, 6151-61-2111
Komatsu Oil Pump, 6150-51-1004
MSRP: $340.03
Our Price: $329.41
You Save: $10.62 (3 %)
Komatsu Oil Pump, 6150-51-1004
Komatsu Water Pump, 6151-62-1102
MSRP: $324.69
Our Price: $320.26
You Save: $4.43 (1 %)
Komatsu Water Pump, 6151-62-1102
Komatsu Water Pump Seal, 6124-61-1242
MSRP: $11.77
Our Price: $7.39
You Save: $4.38 (37 %)
Komatsu Water Pump Seal, 6124-61-1242
Komatsu Thermostat, 600-421-6630
MSRP: $35.97
Our Price: $25.28
You Save: $10.69 (30 %)
Komatsu Thermostat, 600-421-6630
Komatsu Injector Sleeve, 6136-11-1130
MSRP: $25.12
Our Price: $15.35
You Save: $9.77 (39 %)
Komatsu Injector Sleeve, 6136-11-1130
Komatsu Oil Filter, 600-211-1291
MSRP: $30.60
Our Price: $18.86
You Save: $11.74 (38 %)
Komatsu Oil Filter, 600-211-1291