8W9151 Pinion Differential for Caterpillar

The 8W9151 pinion differential is a bevel gear component used in Caterpillar equipment. The part is identified by SKU 8W9151 and belongs to the Bevel Gear & Gear Sets category. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied product data identifies Caterpillar as the equipment brand for this pinion differential. An exact machine model or series is not specified in the available information, so the fitment is limited here to Caterpillar equipment identification without adding unverified model applications.

Cross-reference numbers

• 8W9151
• 8W-9151

The numbers above are two written formats used to identify the same part: 8W9151 without a separator and 8W-9151 with a hyphen. No additional equipment manufacturer or supplier reference numbers are provided in the available product data.

Specifications

The product data contains two outside-diameter values, 8.188 in and 8.34 in, as well as separate height values of 2.294 in and 2.29 in. Both values for each measurement are retained as supplied. The listed weights are also retained separately because the source specifies an approximate weight of 12.76 lb and a weight of 13.1 lb.

The part dimensions are provided in both inches and centimetres for the applicable measurements. The imperial dimensions include the inner diameter, outside diameter, height and overall height. The metric dimensions include length, width and depth. The number of teeth is specified as 19, and the material is specified as steel.