6V6559 Bolt for Caterpillar

6V6559 is a head bolt for C-Series applications on Caterpillar equipment. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for use on Caterpillar load-haul-dump machines, wheel loaders, wheel tractors, and wheel tractor-scrapers. The fitment information below follows the equipment types and model designations provided for SKU 6V6559.

Fitment

• Load-haul-dump: Caterpillar R1300, R1300G.
• Wheel loaders: Caterpillar 936, 936F, 950B, 950B/950E, 950F, 950F II, 960F, 966C, 966R, G936.
• Wheel tractors: Caterpillar 613C, 613C II.
• Wheel tractor-scraper: Caterpillar 613G.

The listed application includes the R1300 and R1300G load-haul-dump models, the 936 through G936 wheel-loader designations specified above, the 613C and 613C II wheel tractors, and the 613G wheel tractor-scraper. Model suffixes are retained as shown in the supplied equipment data, including 950B/950E and 950F II.

Fitment should be checked against the machine model and the existing bolt identification before installation. The available data identifies the part by SKU 6V6559 and does not provide additional engine serial-number ranges, production years, or assembly-specific installation details.

Specifications

No dimensions, thread specification, material grade, torque value, coating, or included hardware are provided in the available product data. These parameters are therefore not specified here.