1087808 Bolt Fits Caterpillar Models

One New Aftermarket Replacement 12-Point Head Bolt for Caterpillar (Cat) Equipment

This M10x1.5 x 35mm 12-point head bolt is a direct aftermarket replacement for Caterpillar OEM part number 108-7808. The 12-point head design offers high fatigue performance and is well-suited for tight-clearance applications where a standard hex head bolt will not fit. Commonly used in Cat engine, starter, and powertrain assemblies across a wide range of Caterpillar construction and industrial equipment.

Specifications

• Bolt Type: 12-Point Head
• Thread Size: M10 x 1.5
• Bolt Length: 35mm (1.378 in)
• Grip Length: 4.5mm (0.177 in)
• Flange Diameter: 16mm
• Hand of Thread: Right-Hand (RH)
• Coating: Zinc Phosphate + Oil
• Material: Low Alloy / Alloy Steel
• Grade: ISO 898-1 Class 11.9 / 12.9
• Locking Feature: None

Compatible Models

Caterpillar Truck Engines: C7, 3116, 3126, 3126B, 3126E

Caterpillar Excavators: 214B, 320 L, 320B, 322, 322B, 322C, 325 L, 325 LN, 325B, 325C

Caterpillar Pipelayers / Scrapers: 561M, 561N, 573, 584, 613C II

Caterpillar Off-Highway Trucks: 785C, 785D, 789C

Caterpillar Wheel Loaders: 928F, 938F, 950F, 950G, IT28F

Caterpillar Asphalt Pavers: AP-1000, AP-900B

Caterpillar Compactors: 35, 45, 55

Caterpillar Motor Graders: 16GC

Caterpillar Petroleum Powertrain: TH55-3516C, TH55-3512E

Caterpillar Engineer Support Tractors: 30/30

Note: This is a widely used Cat fastener that appears across many machine families and engine platforms. Verify your specific machine's parts diagram to confirm fitment.

Replaces Part Number(s):

108-7808, 1087808

New aftermarket replacement part - not remanufactured, not used.