The Lisle Tools 39790 Air Disc Brake Mounting Bolt Wrench is designed to service tight clearance mounting bolts when replacing air brake chambers on late model Class 7 and Class 8 trucks and trailers. Featuring a narrow head diameter and a 12-point, 72-tooth ratcheting flex head, it allows fast access and controlled turning without removing the wheel. A long 25 in. rubber-gripped handle provides the extra leverage needed for stubborn fasteners in heavy-duty brake applications.

Lisle Tools 39790 Air Disc Brake Mounting Bolt Wrench Features:

• 15/16 in. wrench designed for air disc brake mounting bolt service
• Narrow head diameter fits tight clearance bolts in heavy-duty brake systems
• 12-point, 72-tooth ratcheting flex head for access with minimal swing arc
• 25 in. rubber-gripped handle provides added reach and leverage
• Used when replacing air brake chambers without removing the wheel
• Designed for late model trucks and trailers equipped with Meritor and Bendix disc brakes

Lisle Tools 39790 Air Disc Brake Mounting Bolt Wrench Notes:

• Intended for heavy-duty truck and trailer brake service applications
• Verify fastener size and clearance before use
• Follow OEM service procedures for proper brake chamber replacement and torque specs