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CP247
Master brake cylinder VALEO 400794 — no image available

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Specs, fitment data and pricing remain accurate.
BrandVALEO
MPN400794
OE refs5
SKU0021-400794
GTIN / EAN3276424007940

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Details

SpecificationValue
BrandVALEO
CategoryMaster brake cylinder
Weight [kg]1.21 kg
Diameter 1 [mm]19.1 mm
Diameter 2 [mm]19.1 mm

OE/OEM numbers (5)

Search by this OE number to find compatible parts

About this product

VALEO Master brake cylinder (400794) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Weight [kg]: Steel, 21 kg, Diameter 1 [mm]: Synthetic, Steel mm, Diameter 2 [mm]: Synthetic, Steel mm, Material: Polyurethane — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with LADA, PININFARINA, SEAT vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 2101-3505008, 21013505008, 4373680, 4395137 and 2 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO is a recognised supplier of automotive braking components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.

About VALEO

Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.

Suitable cars

No equivalent parts found.

Master brake cylinder VALEO 400794compatible car models

Car modelsLADA: 1200-1500 Estate, 1200-1600, NOVA (2105), TOSCANA (2107); PININFARINA: SPIDEREUROPA (P124DS); SEAT: 131 (131A), 132 (132A)
Engines1200 (2102); 1200 L/S (2101); 1300 Spezial/L (2105); 1500; 2000; 1.5; 1.6
Year of manufacture1970-2012
Manufacturer article number (MPN)400794
OE part numbers2101-3505008, 4373680, 4395137, 793290, 793298
Compatibility check

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Description and what's included

VALEO 400794 Master brake cylinder. Diameter 1 [mm]: 19,1 mm. Diameter 2 [mm]: 19,1 mm. Material: 13. Weight [kg]: 1,21 kg

What's included:
  • 1x Master brake cylinder
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Express and standard shipping available.

  • Standard delivery: 2-5 business days
  • Express delivery: 1-2 business days
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Master brake cylinder compatible with my car?

This Master brake cylinder fits LADA, PININFARINA, SEAT vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this VALEO Master brake cylinder have?

This VALEO Master brake cylinder has the following specifications: Weight [kg]: 1,21 kg; Diameter 1 [mm]: 19,1 mm; Diameter 2 [mm]: 19,1 mm; Material: 13. Check the full specifications table above for complete details.

What OE part numbers does this Master brake cylinder replace?

This Master brake cylinder replaces OE part numbers: 2101-3505008, 4373680, 4395137, 793290, 793298. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Master brake cylinder cost?

This VALEO Master brake cylinder is available for £39.99. Master brake cylinder prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Master brake cylinder?

Regular inspection of your Master brake cylinder is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.

What tools do I need to replace a Master brake cylinder?

Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Master brake cylinder fitted by a professional mechanic.

Can I use this part as a replacement for OE 2101-3505008?

Yes, this VALEO Master brake cylinder is a direct replacement for OE part number 2101-3505008. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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