Part number lookup
D51EX Replacement Parts
Cross-reference and compare 8 replacement listings for OEM / aftermarket part number D51EX. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
8 Matching Products
KomatsuWater Temperature Sensor 6261-81-6901 for Komatsu PC200LC-8 PC240LC-10 PC300HD-8 PC350LC-8 PC450LC-8 PC490LC-10$39.99
Komatsu1 Set Tube 6754-71-5220 6754-71-5230 6754-71-5210 6754-71-5240 for Komatsu SAA4D107E SAA6D107E Engine$114.85
Komatsu6 Pins Relay 569-06-61970 for Komatsu Excavator HB205 PC118MR PC130 PC1800 PC2000 PC210 PC350 PC450 PC600 PC700 PC800 PW130 PW200$69.16
KomatsuAir Temperature and Pressure Sensor 6754-81-2701 for Komatsu PC200LC-8 PC220LC-8 PC240LC-10 PC270LC-8 PC300LC-8 PC350HD-8 PC350LC-8$135.63
KomatsuFor Komatsu Bulldozer D51EX/PX-22 Oil Pressure Switch 6744-81-4010$39.00
KomatsuFront Crankshaft Oil Seal 6754-21-6230 for Komatsu SAA4D107E-1 SAA4D107E-2 SAA4D107E-3 SAA6D107E-1 SAA6D107E-2 SAA6D107E-3$103.49
KomatsuPressure Sensor 6261-81-1900 for Komatsu HM350-2 HM400-2 PC200LC-8 PC270LC-8 PC300HD-8 PC300LC-8 PC490LC-10 PW180-7E0$104.14
KomatsuPressure Sensor 7861-93-1811 For Komatsu Excavator PC130-8 PC160-8 PC180-8 PC200-8 PC300-8$96.05Part Numbers and Cross References
6261-81-69016216-84-91406261-81-69006560-61-4110D51EXB10001-UPHM300-2A11001HM350-2A11001-UPHM400-26754-71-52206754-71-52306754-71-52106754-71-5240D51EXiPXi-22B13500-UPGD535-556906-61970D31PXD37EXD37PXD39EXD39PXD41E6TD575AD61EX6754-81-2701PC200LC-8A90301-UPPC200LL-8A87001-UPPC220LC-8A88001-UPPC220LL-8PC240LC-106744-81-4010D39PX-22D51EX-24D51EXI-24D51PX-24D51PXI-24D61EX-23D61EX-246754-21-6230PC160LC-8J10001-UPPC195LC-8PC200-8M06261-81-19007861-93-1811D65EXD65PXD65WXPC1250PC1250SP
Applications and Fitment Summary
- Komatsu · D51EX-22
- Komatsu · D51PX-22
- Komatsu · HM300-2
- Komatsu · HM350-2
- Komatsu · HM400-2
- Komatsu · HB205-1 · SAA4D107E-1E
- Komatsu · HB215LC-1 · SAA4D107E-1E
- Komatsu · PC118MR-8
- Komatsu · PC1250-8 · SAA6D170E-5C
- Komatsu · PC1250LC-8 · SAA6D170E-5C
- Komatsu · PC1250SP-8 · SAA6D170E-5C
- Komatsu · PC130-8 · SAA4D95LE-5
- Komatsu · PC130-8 · SAA4D95LE-5D
- Komatsu · PC160LC-8 · SAA4D107E-1D
- Komatsu · PC190LC-8 · SAA4D107E-1D
- Komatsu · PC190NLC-8 · SAA4D107E-1D
- Komatsu · PC200LC-8
- Komatsu · PC200LL-8
- Komatsu · PC210LC-10 · SAA6D107E-2
- Komatsu · PC220LC-8
- Komatsu · PC220LL-8
- Komatsu · PC240LC-10
- Komatsu · PC270LC-8
- Komatsu · PC290LC-10
Frequently Asked Questions
What parts replace OEM number D51EX?
This page lists 8 replacement listings indexed under D51EX. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for D51EX?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if D51EX is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.