4N1186 Bearing for Caterpillar

4N1186 is a straight sleeve bearing used in Caterpillar equipment, including tracked bulldozers, wheel bulldozers, wheel loaders, an autograder, and a ground compactor for earthwork. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bearing is identified by the Caterpillar equipment part designation 4N-1186 and is listed for the machine models and series below. The supplied dimensions describe the bearing itself, while the listed weight and external measurements are provided as product data.

Fitment

• Tracked bulldozers: 10, 10SU, 10U, 58, 58L, 59, 59L, 59N, 8, 8A, 8S, 8U, 9, 9C, 9S, 9SU, 9U, D10N, D10R, D8L, D9L, D9N, D9R
• Autograder: 24h
• Wheel bulldozers: 834B, 834S, 834U, 844
• Wheel loaders: 988B, 988F, 988F II, 990, 990 II
• Ground compactor for earthwork: 836

The fitment list includes multiple Caterpillar machine types and series. Before installation, the bearing dimensions and the part number should be checked against the component being serviced and the machine documentation, particularly where the same equipment series has more than one configuration.

Cross-reference numbers

• 4N-1186
• 4N1186

4N-1186 is the hyphenated part-number format associated with SKU 4N1186. Both designations refer to the bearing listed in this description.

Specifications

The bearing has a plain sleeve design without an inner groove, outer groove, or cross holes. The dimensional data supplied for the bearing consists of a 2.01-inch inner diameter, a 2.25-inch outside diameter, and a 1.00-inch overall length. The steel-backed aluminum construction is listed as the material specification for this part.