---
Title: Brake Master Cylinder BOSCH U1591498
Description: Part number: F 026 003 103

Simplified part number: F026003103

OEM numbers (Original Equipment Manufacturer):

CITROËN 4601 A2 (4601A2)
CITROËN 4601 97 (460197)
CITROËN 94 046 019 78 (9404601978)
CITROËN 95 644 348 (95644348)
PEUGEOT 4601 A2 (4601A2)
PEUGEOT 4601 97 (460197)
PEUGEOT 94 046 019 78 (9404601978)
PEUGEOT 95 644 348 (95644348)
RENAULT 77 00 726 005 (7700726005)
RENAULT 77 00 787 634 (7700787634)
RENAULT 77 01 205 094 (7701205094)
RENAULT 77 01 349 762 (7701349762)
Language: en-IE
Last updated: 2026-04-17
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---

# Brake Master Cylinder BOSCH U1591498

Breadcrumb: [Brake Master Cylinder BOSCH U1591498](https://motorparts.ie/brake-master-cylinder-bosch-u1591498.md)



## Product Info

- **Brand**: BOSCH
- **EAN**: 4047024283534
- **Warranty**: 12 Months
- **Price**: 85.1 EUR
- **Manufacturer's Suggested Retail Price**: C=EUR&A=86.5&Z=106.4&VAT=19.9&VATRATE=23

## Parameters:

- Piston Ø: 19.05 mm
- Number of connectors: 4
- Material: Cast Iron
- Thread Size 1: M 10 x 1
- Supplementary Article/Supplementary Info 2: without brake fluid reservoir

## Images:

1. [Image 1: Brake Master Cylinder BOSCH U1591498](https://digital-assets.tecalliance.services/images/1600/bb6a58d1ad21607c621289cdd1759e604acc7497.jpg)
2. [Image 2: Brake Master Cylinder BOSCH U1591498](https://digital-assets.tecalliance.services/images/1600/9883fc5169106734b931561e15fdda05ed20d0d3.jpg)
3. [Image 3: Brake Master Cylinder BOSCH U1591498](https://digital-assets.tecalliance.services/images/1600/e59def5d39211d384cb82ec1ccfbee07ba05e993.jpg)
4. [Image 4: Brake Master Cylinder BOSCH U1591498](https://digital-assets.tecalliance.services/images/1600/839b43b7acd32bbfbea54ef9ab51d7f792593b38.jpg)