H3029 Mackay 1926 Dunbier Trojan Hydraulic Cast Iron Caliper Suits 11mm Rotor | Marine Trailer Part

🔧 Product Description

Mackay Trojan Cast-Iron Hydraulic Caliper for 11mm Rotor - Part Number: H3029

A cast-iron hydraulic trailer disc-brake caliper for Trojan hydraulic brake systems. The floating caliper applies hydraulic pressure through its piston to clamp the brake pads against the 11mm rotor.

⚙️ Key Features

• Cast-Iron Hydraulic construction

• Designed for 11mm rotor

• Floating/sliding caliper operation

• Marine trailer hydraulic brake application

• Serviceable pads and hydraulic components

📏 Specifications

• Rotor compatibility: 11mm rotor

• Caliper family: Trojan hydraulic brake systems

• Brake-fluid connection and mounting-hole spacing must match

• Supply quantity: Confirm title/package; H3010 is supplied as a pair

🔄 Cross Reference & Related Parts

• Mackay: H3029

• Dunbier: 1926

• Brake pads, slide pins, seals and mounts must match the exact caliper family

• AL-KO/Meher, Trojan and DeeMaxx calipers are not interchangeable merely because the rotor diameter is similar

🚤 Trailer Compatibility & Application

• Suitable for Trojan hydraulic brake systems

• Use only with the correct rotor thickness, caliper bracket and hydraulic pressure system

• Pad friction material and backing plate must match the caliper

🔌 Function

Converts hydraulic fluid pressure into pad clamping force to slow the rotating trailer brake disc.

Common signs of wear or replacement:

• Brake fluid leaks past the piston seal

• Piston or slide pins seize

• Pads wear unevenly

• Caliper body is cracked or heavily corroded

• Trailer pulls to one side or a wheel runs hot

• Brake does not release after pedal application

🛠️ Installation & Safety

• Brake work should be completed by a competent trailer technician

• Use the correct caliper mount and high-tensile fasteners

• Fit new sealing washers where required

• Bleed all air from the hydraulic circuit

• Confirm free sliding movement and rotor clearance

• Road-test progressively and recheck for leaks

📦 Condition

• Brand new Mackay trailer component

• Supplied as one caliper or pair as identified in the product title

• Supplied in original or equivalent packaging