CAT 8M4991 For Sale
Browse our current listings for CAT 8M4991. Inventory may include new, used, rebuilt, aftermarket, and core heavy equipment parts. Create an account to view dealer information and contact them for price and other info.
Current Listings
Listing
1 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATERPILLARCondition
NEWQuantity Available
3Ships From
INStock Number
48178Last Updated
9/14/2026Description
O RING
Listing
2 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATERPILLARCondition
NEWQuantity Available
1Ships From
INStock Number
48077Last Updated
9/14/2026Description
O RING
Listing
3 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
5Ships From
ORSerial Number
BARN INV 1Last Updated
9/14/2026Description
SEAL
Listing
4 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
1Ships From
ORSerial Number
BARN INV 1Last Updated
9/14/2026Description
SEAL
Listing
5 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
10Ships From
ORSerial Number
QUINN 14Last Updated
9/14/2026Description
SEAL
Listing
6 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
NEW GENUINE OEM CATCondition
NEW GENUINE OEM CATQuantity Available
32Ships From
WALast Updated
9/14/2026Description
SEAL O RIN
Listing
7 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
0000726Condition
NEWQuantity Available
6Ships From
MDLast Updated
9/14/2026Description
H - H - ADDEDPARTS - BELLYPAN - BUCKETCYL - CAB - HOOD - LIFTJACK-L - LIFTJACK-R - STICK - STICKCYL - VALVEASS - R - R - H
Listing
8 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
5Ships From
TNLast Updated
9/3/2026Description
SEAL O RIN
Listing
9 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
1Ships From
KSWeight
1Last Updated
9/3/2026Description
O-RING
Listing
10 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
1Ships From
LALast Updated
6/16/2026Description
O-RING
Listing
11 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATERPILLARCondition
NEWQuantity Available
8Ships From
KYLast Updated
2/11/2026Description
SEAL
Listing
12 of 12Part Number
8M4991Manufacturer
CATManufacturer Name
CATCondition
NEWQuantity Available
1Ships From
OHLast Updated
1/31/2002Description
O RING