Mopar 68280778AA Engine Auxiliary Water Pump Hose

Overview

The Mopar engine auxiliary water pump hose, part number 68280778AA, is a direct-fit cooling system hose for select Jeep applications. It is built for vehicles equipped with the 3.6L engine and specific radiator outlet configurations, making it a focused replacement for the original hose routing.

Compatible With Jeep Gladiator and Jeep Wrangler applications, this hose supports proper coolant flow in the auxiliary cooling circuit. If you are replacing a worn or leaking hose on a Jeep Wrangler or Jeep Gladiator, 68280778AA provides the correct application match for the listed configurations.

Key Features

• Engine auxiliary water pump hose for the cooling system
• Direct-fit replacement for listed Jeep applications
• Designed for 3.6L engine configurations
• Applies to radiator outlet hose routing where specified
• Mopar part number 68280778AA

Detailed Description

This Mopar hose is specified for 2020-2021 Jeep Gladiator models with the 3.6L engine and 2020-2021 Jeep Wrangler models with the 3.6L V6 24V VVT Engine Upgrade I with ESS and 8-speed automatic 850RE transmission. Earlier 2018-2019 Jeep Wrangler applications are also listed with radiator outlet and dual nipple notes. Use part number 68280778AA to confirm the exact cooling hose needed for your vehicle before ordering.

For Jeep Wrangler and Jeep Gladiator cooling repairs, this hose addresses the factory routing used in the auxiliary water pump and radiator outlet system. The Mopar 68280778AA part number is the key reference when matching the correct hose to the listed engine and transmission combinations.

What It Is Used For

• Replacing a cracked or deteriorated auxiliary cooling hose
• Restoring coolant flow through the radiator outlet circuit
• Correcting leaks at hose connections in the cooling system
• Matching the factory hose layout on listed Jeep applications

Installation Notes and Tips

Verify engine, transmission, and hose routing details against the fitment notes before installation. Confirm the radiator outlet and dual nipple configuration where listed, since the fitment varies by model year and equipment package. Use the part number 68280778AA to match the correct hose to the vehicle specification.

Quality Assurance

Mopar is the OEM parts brand for Chrysler, Dodge, Jeep, Ram, and related applications, and this hose follows the factory application listing for the vehicles shown. Part number 68280778AA is identified for the exact fitment combinations provided.