Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch

Vented front disc brake rotor designed for Mustang II, Pinto, and Bobcat spindles, commonly used in Mustang II–style front suspension conversions. This is a brand-new, plain-face rotor with a 5 on 4-1/2 inch bolt pattern, supplied with installed wheel studs. Intended for street use, the vented design helps manage heat while maintaining consistent braking performance.

• Front position
• Fits 1974–1980 Mustang II, Pinto, and Bobcat spindles
• Also used in Mustang II–style disc brake kits for early Chevy spindles
• Vented rotor, plain face finish
• Rotor diameter: 9.25 inch (9.256 inch actual)
• Vented disc thickness: 0.884 inch
• Rotor material: steel
• Bolt pattern: 5 on 4.5 inch
• Supplied with 1/2 inch diameter fine-thread wheel studs
• Stud size: 1/2"-20 thread, 0.565 knurl
• Stud length: 1.25 inch
• Outer hub diameter (wheel mounting surface): 5.834 inch
• Hub flange diameter: 5.740 inch
• Outer hub height: 1.450 inch
• Rear rotor face to bearing hub: 0.290 inch
• Inside diameter, back side of rotor: 6.256 inch
• Bearing snout height: 1.60 inch
• Bearing snout diameter: 2.55 inch at base, 2.384 inch at outer end
• OD of snout for wheel clearance: 2.50 inch
• Rotor weight: 13.95 lbs
• Sold individually