Coolant Hose BMW i3 I01 Hybrid REx Engine Water Cooling Radiator Line 8530112

The BMW i3 I01 Hybrid Rex Engine Coolant Hose is an original cooling system component designed for the REx version with a petrol-powered internal combustion engine. Designed by BMW, this hose ensures proper coolant circulation in the engine area, contributing to stable operating temperatures and the safety of the hybrid drivetrain.

Specifications and technical data

• SKU: 8530112
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8530112
• Substitutable numbers: 17128530112, 8530112, BG
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Function in the Cooling System

This hose belongs to the group of Cooling System Hoses and Pipes, responsible for transporting coolant between key engine components. For the BMW i3 I01 Hybrid Rex, this is particularly important, as stable heat dissipation from the combustion engine supports proper cooperation with the electric drive and control electronics.

The component is adapted for use in a petrol-powered system, meaning it has appropriate resistance to temperature, pressure, and the conditions typical for the compact REx auxiliary engine.

Benefits of Using an Original BMW Hose

Using an engine coolant hose specifically designed for the BMW i3 I01 Hybrid Rex allows for the preservation of the original coolant flow characteristics. In practice, this means:

• proper maintenance of the REx combustion engine's operating temperature,
• reduced risk of localized overheating and decreased hybrid system performance,
• better cooperation with other cooling system components,
• compliance with the vehicle's factory parameters.

For BMW i3 owners, it is important that an original engine coolant hose minimizes the risk of leaks resulting from mismatched diameters, shapes, or lengths, which can be a problem with universal aftermarket parts.

Product Characteristics and Condition

This hose comes from the BMW range and is a dismantled part, allowing for economical repair while maintaining original specifications. A used component of this type is particularly attractive for hybrid models, where the availability of new parts can be limited, and original dismantled parts often fit better into the existing vehicle configuration than random replacements.

As part of the cooling system, the hose is designed to operate in a high-temperature and variable pressure environment, making its correct fitment for the specific BMW i3 I01 Hybrid Rex version crucial for the durability of the entire system.

Importance of a Functional Coolant Hose in the BMW i3 Hybrid Rex

In the hybrid BMW i3 I01 with the REx engine, overheating of the combustion unit can affect not only the lifespan of the engine itself but also the operation of the energy management system. A functional engine coolant hose helps maintain stable thermal conditions, reducing the risk of breakdowns and unplanned vehicle downtime.

For drivers who want to better understand the impact of the cooling system on drivetrain durability, an article describing common overheating issues and diagnostic methods will be useful – more information can be found in the material Engine Cooling System – Overheating, Repair, and Used Radiators.

BMW Cooling System Expansion and Service

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional hoses, return pipes, or connections to the radiator, check the available parts in the BMW Cooling System Hoses and Pipes category.

Owners of older BMW models considering a broader vehicle modernization using dismantled components can also benefit from practical tips on selecting used parts and car refresh scenarios, described in the guide Second Life for a Youngtimer – How Used Car Parts Revitalize Cars from 1998–2012.