8T0281 Hex Head Bolt for Caterpillar Equipment

8T0281 is a steel hex head bolt used on Caterpillar equipment, including articulated dump trucks, asphalt pavers, and Challenger machines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bolt is supplied with a phosphate and oil coating. The product data identifies it as a coarse-thread fastener with an ISO 898-1 class 10.9 designation. The listed dimensions and technical parameters are provided below for part identification and application verification.

Fitment

• Caterpillar 725 articulated dump truck
• Caterpillar 730 articulated dump truck
• Caterpillar AP-755 asphalt paver
• Caterpillar 65E Challenger
• Caterpillar 75C Challenger
• Caterpillar 75D Challenger
• Caterpillar 75E Challenger
• Caterpillar 85C Challenger
• Caterpillar 85D Challenger

The listed applications cover Caterpillar articulated dump trucks, asphalt pavers, and Challenger equipment. Compatibility should be checked against the machine model and the part number installed on the equipment before replacement.

Cross-reference numbers

• 8T0281
• 8T-0281

8T0281 and 8T-0281 are the number formats identified for the same hex head bolt. The hyphenated and non-hyphenated formats are included for catalog and parts-list reference.

Specifications

The dimensions in the specification table are the listed product measurements. Thread pitch and bolt size should be compared with the service documentation or the removed fastener when confirming installation on a specific Caterpillar machine.