Coolant circuit, high-voltage system for BMW 4 Series G23 Convertible LCI M440i (2025)
This Coolant circuit, high-voltage system technical drawing provides a detailed breakdown of the assembly for the 4 Series G23 Convertible LCI M440i. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2025.
| No. | Description | Supp. | Qty | From | Up To | Part Number | Price | Notes | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 01 | Return line, automatic transmission | 1 | 17125A3B5D8 | NoS | Shop at ECS Tuning | |||||
| 02 | Hose clamp | D=14MM | 1 | 17128693287 | Shop at ECS Tuning | |||||
| 03 | Feed line automatic transmission | 1 | 17125A024B2 | NoS | Shop at ECS Tuning | |||||
| 04 | Hose clamp | 1 | 17123424326 | Shop at ECS Tuning | ||||||
| 05 | Feed and return line, bulkhead | 1 | 17125A3B5D9 | NoS | Shop at ECS Tuning | |||||
| 06 | O-ring | 16,7X2,6 | 1 | 17128642529 | Shop at ECS Tuning | |||||
| 07 | Line, fast forward battery charger | 1 | 17128593778 | Shop at ECS Tuning | ||||||
| 08 | O-ring | 16,7X2,6 | 1 | 17128642529 | Shop at ECS Tuning | |||||
| 09 | Torx screw, self-threading | M6X13-ZNNIVSI | 1 | 31146786689 | Shop at ECS Tuning | |||||
| 10 | Torx screw, self-threading | M6X13-ZNNIVSI | 1 | 31146786689 | Shop at ECS Tuning | |||||
| 11 | Hex nut with plate | M6-8-ZNS3 | 1 | 13748595109 | Shop at ECS Tuning | |||||
| 12 | Hex nut with plate | M6-8-ZNS3 | 1 | 13748595109 | Shop at ECS Tuning | |||||
| 13 | ASA screw | M6X20-8.8-ZNNIV | 1 | 07129907102 | Shop at ECS Tuning | |||||
| 14 | Plastic capnut with washer | D=22MM | 1 | 07147169847 | $0.36 | Shop at ECS Tuning | ||||
| 15 | Plastic capnut with washer | D=22MM | 1 | 07147169847 | $0.36 | Shop at ECS Tuning |
Notes
- NoS = No Stock (Part centrally not stocked)
See Also
Frequently Asked Questions
- What assembly is shown in the BMW 4 Series G23 Convertible LCI M440i Coolant circuit, high-voltage system?
- This technical diagram illustrates the Coolant circuit, high-voltage system within the Radiator group for the 4 Series G23 Convertible LCI M440i produced during 2025. It provides a detailed exploded view of the components, identifying key parts such as the Return line, automatic transmission (Part #17125A3B5D8).
- Which models use the hardware listed in this Coolant circuit, high-voltage system?
- The hardware and components featured in the Coolant circuit, high-voltage system are specific to the 4 Series G23 Convertible LCI M440i produced during 2025. These technical specifications ensure that parts like the Return line, automatic transmission (17125A3B5D8) are correctly matched to the vehicle's structural and mechanical requirements.
- How do I find specific parts within the Coolant circuit, high-voltage system assembly?
- Each item in the Coolant circuit, high-voltage system corresponds to the numbered list below the illustration. For the 4 Series G23 Convertible LCI M440i, you can identify the Return line, automatic transmission by locating its position on the schematic, which then links to the official BMW part number 17125A3B5D8 for the Radiator section.