# Water pump wbk 12863021 – new

> WBK 12863021 water pump – efficient and durable cooling system component for combustion engines. Easy to install, corrosion-resistant and reliable.

- Category: [cooling system](https://wibako.com/shop/diesel-engines-parts/cooling-system.md)
- Manufacturer: wbk
- Part number: 12863021
- Stock number: 59556
- Condition: new
- Price: 584.45 EUR gross (475.16 EUR net)
- Availability: in stock

Water pump wbk – new. Fits: Engine Liebherr D936A7, Engine Liebherr D934A7, Engine Liebherr D934A7-04 and others.

## Specification

- name: Water pump
- mark: wbk
- part number: 12863021
- condition: new
- flow rate: 80–120 l/min
- operating temperature range: -40°C to +120°C
- working pressure: up to 2 bar
- material: cast iron/corrosion-resistant metal
- weight: approx. 3.5 kg

## Description

New water pump for Liebherr D936A7, D934A7 and D934A7-04 engines, part number 12863021 (also 11354498 and 10150386), weight 4.9 kg. The pump forces coolant round the engine and radiator and is driven from the crankshaft. It has a cast body with a mounting flange, an impeller behind the cover, a drive hub at the back and a set of bolt holes. New part. When ordering, compare the number, because pumps for different engine versions have different port positions and drives.

Fits: Engine Liebherr D936A7, Engine Liebherr D934A7, Engine Liebherr D934A7-04, Wheeled excavator Liebherr LH35M, Mobile crane Liebherr LTM1100-4.2, Engine Liebherr D946A7-04.

Part number: 12863021. Reference and alternative numbers: 10150386, 11354498. To be sure the part fits, compare the number on the nameplate or in the catalogue – or send us an enquiry with the part number or the machine (engine) serial number and we will confirm the fit.

Weight: 4.9 kg. Shipping: new parts ordered by 10:00 (CET) are dispatched the same working day, other orders the next working day.

We also carry out [diesel engine overhauls](https://wibako.com/services/overhauls-of-combustion-engines).

## Fits (machines and engines)

- Engine Liebherr D936A7
- Engine Liebherr D934A7
- Engine Liebherr D934A7-04 10140340A
- Wheeled excavator Liebherr LH35M 1473
- Mobile crane Liebherr LTM1100-4.2
- Engine Liebherr D946A7-04 10142895

## Reference numbers

12863021, 10150386, 11354498

## Other items

- [Water pump Liebherr 10150386 – used](https://wibako.com/shop/diesel-engines-parts/cooling-system/49668X76366-water-pump-liebherr-10150386.md) – 340.21 EUR

## Guides and case studies

- [8,900 Hours and the Decision That Saved the Machine | Liebherr LH35](https://wibako.com/about-us/video/838-8-900-hours-and-the-decision-that-saved-the-machine-liebherr-lh35.md)
- [8,900 hours and a decision that saved the machine – preventive service on a Liebherr LH35](https://wibako.com/about-us/news/839-8-900-hours-and-a-decision-that-saved-the-machine-preventive-service-on-a-liebherr-lh35.md)
- [Repair and Service of Liebherr Loaders](https://wibako.com/about-us/service/719-repair-and-service-of-liebherr-loaders.md)
- [Liebherr LH 35: Pump Installation in a Material Handling Excavator](https://wibako.com/about-us/video/357-liebherr-lh-35-pump-installation-in-a-material-handling-excavator.md)

![Photo: Water pump wbk 12863021](https://wibako.com/images/2128510_1751457628201_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/cooling-system/49665X59556-water-pump-wbk-12863021
Contact: +48338704200, biuro@wibako.pl