Where to buy
 | eBay | 2pcs Caterpillar 1R1808 Engine Oil Filter 3406 C15 Genuine Advanced Efficiency | $59.99 | View → |
 | Amazon | 1R1808 Oil Filter Fits for Caterpillar 3406B 3408 3412C 3412 3306B Excavator Replace 1R-1808 275-2604 1R-0716 1W-2660 249-2347 LF691A 3I-1284 1W-2660(SET OF 3) | $70.99 | View → |
 | eBay | 6 Pack GENUINE Filter 1R-1808 1R1808 for Caterpillar CAT US Stock | $141.00 | View → |
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Supersessions & cross-references
OEM & filter cross-referencesP551808 KuduParts $80.00 DONALDSON
Cross-reference (aftermarket)1R0716 Amazon eBay $44.90 eBay $44.90 KuduParts $80.00 51792XE KuduParts $59.00 B7299 KuduParts $80.00 CA1R0716 KuduParts $80.00 CA1R1808 KuduParts $80.00 LF9691A KuduParts $80.00 1R-1809 FridayParts $336.99 326-1644 Amazon eBay $10.00 KuduParts $22.00 6I-2502 eBay $29.99 KuduParts $24.00 6i-2501 FridayParts $126.41 1R0749 Amazon $90.99 Amazon $19.99 eBay $135.88 eBay $135.88 KuduParts $17.00 2568753 KuduParts $97.00 CA1R0749 KuduParts $17.00 CA2568753 FridayParts $84.40 CATKIT02 FridayParts $84.40 X903244 FridayParts $84.40
Aftermarket interchange3014491C91 7092005C91 B7507
OEM & filter cross-references from manufacturer catalogs (Donaldson, WiX, Baldwin). Supersessions and aftermarket cross-references from marketplace/supplier listings — treat as leads. Verify the exact part for your serial number before ordering.
Engines using 1R-1808
11Generator sets using 1R-1808
14Related parts
12133-5673 Fuel/Water Separator1R-0716 Engine Oil1R-0749 Fuel Secondary - ADV248-5513 Thermostati01359666 Crushing Prevention and Cutting Preventii01372247 Mounting and Dismountingi01480768 Burn Preventioni01658146 Important Safety Information3S3875 Filter fuel142-5867 Front seal142-5868 Rear seal1R0716 Filter oil