Caliso BR34227 Rear Solid Drum-In-Hat Disc Brake Rotor

The Caliso BR34227 is a rear solid disc brake rotor featuring a drum-in-hat (DIH) design, which integrates a parking brake drum within the rotor hat — a common configuration on rear axles that use a separate parking brake mechanism alongside disc brakes. This OEM-style replacement is engineered to restore safe, reliable stopping performance to factory specifications.

Key Specifications:

• Rotor Type: Solid (non-vented)
• Position: Rear
• Construction: Drum-in-hat
• Outside Diameter: 10.68 in (271.2 mm)
• Nominal Thickness: 0.62 in (15.8 mm)
• Discard Thickness: 0.55 in (14.0 mm)
• Center Hole Diameter: 3.35 in (85.0 mm)
• Bolt Holes: 5
• Bolt Hole Diameter: 15.4 mm
• Inside Diameter: 6.30 in (160.0 mm)
• Overall Height: 3.80 in (96.6 mm)
• Weight: 15.14 lbs (6.87 kg)

Cross-Reference Part Numbers:

• Raybestos: 980164
• OE Number: 9024230412

This direct-fit replacement rotor is designed to meet OEM performance standards with no modifications required, making it a straightforward swap for worn or damaged original equipment rotors.