---
type: product
part_number: "6R0121253R"
title: "Cooler for coolant; 648 x 403 x 27"
category: "Cooling > Radiators"
language: en
canonical: "https://catalog.polo.blue/6R0121253R/"
translations:
  pl: "https://catalog.polo.blue/pl/6R0121253R/"
  de: "https://catalog.polo.blue/de/6R0121253R/"
updated: 2025-11-04
---

# Cooler for coolant; 648 x 403 x 27

> Cooler for coolant 648 x 403 x 27 mm.

- Part number: 6R0121253R
- Category: Cooling > Radiators
- Web page: https://catalog.polo.blue/6R0121253R/

## Specification

- Material: aluminium, polyamide
- Engine Code: CAVE, CTHE, CDLJ, DAJA, DAJB
- Car Model: Polo 6R GTI, Polo 6R R WRC Street, Polo 6C GTI
- Replacement numbers: 6R0121253H (>> 01.07.2015)
- Dimensions: 648x403x27
- Inlet: 32 mm
- Outlet Ø: 32 mm
- Core width: 650 mm
- Core length: 400 mm
- Core depth: 27 mm
- Weight: 4.7 kg

## Description

Cooler for coolant  648 x 403 x 27	mm.

Its main function is to dissipate excess heat generated by the running engine by circulating coolant. In the radiator, the water gives up heat to the environment by heat exchange with the air blown by the radiator fan or by natural convection.

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