Engine
| Displacement | 3.7 L |
|---|---|
| Cylinders | 6 |
| Aspiration | Variable Speed |
| Rated speed | 1800 rpm |
| Oil capacity | 5.7 L |
Parts
34| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 12405 | Spark plug | 6 | Spark plug | eBay $47.99 KuduParts $37.00 |
| 12A227 | Crankshaft Sensor Ignition Pulse Ring | 1 | Sensor | Amazon eBay |
| 12A699 | Knock Sensor (KS) | 1 | Sensor | buy |
| 4E856 | Thermostat housing assembly o-ring seal | 1 | Seal | buy |
| 6A228 | Accessory drive belt tensioner | 1 | Belt | buy |
| 6B209 | Accessory drive belt tensioner | 1 | Belt | Amazon eBay |
| 6B288 | Camshaft Position (CMP) sensor | 4 | Sensor | Amazon eBay |
| 6G004 | Cylinder Head Temperature Sensor (CHT) | 1 | Sensor | buy |
| 8A528 | Coolant pump pulley | 1 | Pump | buy |
| 8A566 | Thermostat housing assembly | 1 | Thermostat | buy |
| 8A571 | Thermostat housing assembly o-ring seal | 1 | Seal | buy |
| 9N455 | Exhaust manifold gasket shield | 2 | Gasket | buy |
| CYFS-12F-5 | Spark Plug | Spark plug | Amazon eBay $36.96 FridayParts $19.50 | |
| 1040030 | CSG637 SERVICE MANUAL EDI | Service part / kit | Amazon eBay | |
| 1040040 | CSG637 PART LIST EDI | Service part / kit | Amazon eBay | |
| 12A375 | Ignition coil-on-plug | 6 | Service part / kit | buy |
| 6A338 | Front Main Bearing Cap (Part of 6010) | 4 | Service part / kit | Amazon eBay |
| 6A341 | Crankshaft upper thrust outer washer | 2 | Service part / kit | buy |
| 6A642 | Engine oil cooler | 1 | Service part / kit | buy |
| 6B274 | LH lower timing chain guide | 1 | Service part / kit | buy |
| 6B297 | Camshaft variable camshaft timing (VCT) oil control solenoid | 4 | Service part / kit | buy |
| 6C256 | Secondary timing chain | 2 | Service part / kit | buy |
| 6C270 | Secondary timing chain tensioner | 2 | Service part / kit | buy |
| 6C524 | Intake camshaft variable valve timing (VVT) unit | 2 | Service part / kit | buy |
| 6C525 | Exhaust camshaft VVT unit | 2 | Service part / kit | buy |
| 6K255 | Primary timing chain tensioner arm | 1 | Service part / kit | buy |
| 6K271 | RH valve cover | 1 | Service part / kit | buy |
| 6K273 | LH valve cover | 1 | Service part / kit | buy |
| 6K297 | LH upper primary timing chain guide | 1 | Service part / kit | Amazon eBay |
| 6K302 | Crankshaft Thrust Washer (Lower) | 1 | Service part / kit | Amazon eBay |
| 6K602 | Valve train oil feed tube | 2 | Service part / kit | buy |
| 6K868 | Piston oil cool valve | 6 | Service part / kit | buy |
| 6L266 | Primary timing chain tensioner | 1 | Service part / kit | Amazon eBay |
| 9Y427 | Exhaust manifold heat shield | 2 | Service part / kit | buy |
Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.
Aftermarket parts that fit this loader
54195-9700 FridayParts $67.87 SinoCMP $98.00 105-2813 FridayParts $155.56 105-2814 FridayParts $155.56 0R-9274 FridayParts $155.56 3036658 KuduParts $46.00 FridayParts $47.56 203-4827 FridayParts $168.56 171-5883 FridayParts $40.99 175-7513 FridayParts $68.41 171-5882 FridayParts $68.41 336-9190 FridayParts $1250.00 234-0732 FridayParts $17.99 207-9735 FridayParts $17.99 280-8312 FridayParts $1697.99 361-4665 FridayParts $1697.99 443-6024 KuduParts $113.00 FridayParts $118.20 132-5166 KuduParts $36.00 FridayParts $38.50 437-2877 FridayParts $62.89 216-6161 FridayParts $205.99 456-1778 FridayParts $619.99 142-7503 FridayParts $49.00 142-8634 FridayParts $56.30 304-1870 FridayParts $124.23 td04hl FridayParts $171.50 KuduParts $319.00 SinoCMP $329.00 234-4894 FridayParts $284.68 SinoCMP $335.00 235-4964 FridayParts $284.68 SinoCMP $335.00 14-9972 FridayParts $284.68 49189-02711 FridayParts $284.68 49189-02720 FridayParts $284.68 315-7768 FridayParts $295.56 221-5250 FridayParts $37.25 CA3036658 KuduParts $46.00 90218 KuduParts $46.00 SC90218 KuduParts $46.00 CA1106326 KuduParts $30.00 1106326 Amazon eBay $40.00 NAPA $62.25 KuduParts $30.00 FridayParts $131.99 CA1106331 KuduParts $30.00 1106331 KuduParts $30.00 FridayParts $131.99 FP-XP-0013185 311F FridayParts $59.00 SinoCMP $85.00 314E FridayParts $27.99 SinoCMP $85.00 316E FridayParts $18.00 SinoCMP $85.00 160-7689 SinoCMP $85.00 FridayParts $153.00 FP-XP-0034739 FP-XP-0036376 161-2539 FP-XP-0032642 FP-XP-0038207 3E-7585 FridayParts $65.25 3E-7584 FridayParts $65.25 FP-XP-0038353 TD04HL-13G FridayParts $245.00 SinoCMP $335.00 49189-02710 KuduParts $327.00 SinoCMP $335.00 4D31T FridayParts $9.57 SinoCMP $119.00 TB-321012-01 SinoCMP $335.00
Parts listed by aftermarket suppliers as fitting this loader — leads compiled from supplier catalogs; verify the exact part for your serial number.
Common questions
What engine does the Caterpillar 259B3 use?
The Caterpillar 259B3 loader is powered by the Ford CSG637 engine.
About
Caterpillar 259B3 — loader. Specifications and parts compiled from manufacturer documents.