This 3.5K Disc Brake Rotor with an integrated hub from MT is engineered for reliable performance on 3,500-lb trailer axles. Designed with a 5 on 4.5" bolt pattern and 1/2" studs, it ensures smooth braking and a secure fit across a wide range of trailer types.

Detailed Information:

Fitting:

Designed to fit 3,500-lb axles with 5-lug wheel setups. Direct replacement for standard disc brake hub-rotor combinations. Works with most 13"–15" wheels.

Features:

• One-Piece Hub and Rotor: Simplifies installation and enhances structural integrity
• Heavy-Duty Design: Withstands demanding towing conditions
• Heat Dissipation: Helps prevent brake fade for smoother, more reliable stopping
• Wide Compatibility: Matches common trailer wheel sizes and brake setups
• Stable Wheel Connection: 1/2" studs ensure a firm and secure mount

Interchangeable Part Numbers:

• MT 77-35KI-RTR-1
• 2303-E3R1

Product Overview:

Upgrade your trailer's braking system with this 3.5K integrated hub and rotor assembly from MT. Built for smooth performance and easy fitment, it’s ideal for disc brake conversions or replacements on utility, boat, and cargo trailers.