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Details
| Specification | Value |
|---|---|
| Brand | FRENKIT |
| Diameter [mm] | 20.6 mm |
| Brake System | Delco |
OE/OEM numbers (6)
Where this part fits
Original-fit position for OE 1605702. The red ring marks where this part installs on the vehicle.
About this product
When repair kit brake master cylinder performance matters, the FRENKIT 120020 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Diameter [mm]: 20, Plastic mm, Brake System: Delco. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with OPEL 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: 132120B, 132121B, 132123B, 132125B and 15 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FRENKIT 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.
Suitable cars
Equivalent products (15)
Repair Kit Brake Master Cylinder FRENKIT 120020 — compatible car models
| Car models | OPEL: ASTRA F CLASSIC Estate (T92), ASTRA F CLASSIC Hatchback (T92), ASTRA F CLASSIC Saloon (T92), ASTRA F Convertible (T92), ASTRA F Estate (T92), ASTRA F Estate Van (T92), ASTRA F Hatchback (T92), ASTRA F Saloon (T92), CALIBRA A (C89), COMBO Box Body/MPV (71) (+6 more) |
|---|---|
| Engines | 1.4 i (F35, M35); 1.4 i (M08, M68, F08, F68); 1.4 i (F19, M19); 1.4 i 16V; 1.4 (F35, M35); 1.4 i (F70); 1.4 (F08, M08, F68, M68); 1.4 (F19, M19); 2.0 i 16V 4x4 (M07); 1.2; 1.4 i 16V (F35); 1.4 i (F08, W5L); 1.0 i 12V (F08, F68, M68); 1.4 16V (F07); 1.3 CDTI (R97) (+1 more) |
| Year of manufacture | 1988-2010 |
| Manufacturer article number (MPN) | 120020 |
| OE part numbers | 1605702, 1605950, 3492436, 51100-85823, 558100, 558102 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FRENKIT 120020 . Brake System: Delco. Diameter [mm]: 20,6 mm
- 1x Repair Kit Brake Master 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 Repair Kit Brake Master Cylinder compatible with my car?
This Repair Kit Brake Master Cylinder fits OPEL 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 FRENKIT Repair Kit Brake Master Cylinder have?
This FRENKIT Repair Kit Brake Master Cylinder has the following specifications: Diameter [mm]: 20,6 mm; Brake System: Delco. Check the full specifications table above for complete details.
What OE part numbers does this Repair Kit Brake Master Cylinder replace?
This Repair Kit Brake Master Cylinder replaces OE part numbers: 1605702, 1605950, 3492436, 51100-85823, 558100, 558102. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Repair Kit Brake Master Cylinder cost?
This FRENKIT Repair Kit Brake Master Cylinder is available for £7.99. Repair Kit Brake Master Cylinder prices vary depending on brand, specifications, and vehicle compatibility. FRENKIT parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Repair Kit Brake Master Cylinder?
Regular inspection of your Repair Kit Brake Master 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 Repair Kit Brake Master 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 Repair Kit Brake Master Cylinder fitted by a professional mechanic.
Can I use this part as a replacement for OE 1605702?
Yes, this FRENKIT Repair Kit Brake Master Cylinder is a direct replacement for OE part number 1605702. 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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