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Details
| Specification | Value |
|---|---|
| Brand | BORG & BECK |
| MPN | bes109 |
| Inner Diameter [mm] | 25.4 mm |
OE numbers (3)
Where this part fits
Original-fit position for OE 71739541.
About this product
BORG & BECK Slave Cylinder Clutch (BES109) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Material: 57, Inner Diameter [mm]: 25, Copper mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with ALFA ROMEO, FIAT, LANCIA 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: 14127, 404-023, 46421937, 46421942 and 21 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BORG & BECK is a recognised supplier of automotive replacement 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (23)
Show all 23 OE numbers
Slave Cylinder Clutch BORG & BECK BES109 — compatible car models
| Car models | ALFA ROMEO: 145 (930), 146 (930), 155 (167), 156 (932), 156 Sportwagon (932), 166 (936), SPIDER (916); FIAT: BRAVA (182), BRAVO I (182), COUPE (175), CROMA (154), MAREA (185), MAREA Weekend (185), TEMPRA (159), TEMPRA S.W. (159), UNO (146, 158); LANCIA: DEDRA (835), DELTA II (836), KAPPA (838), KAPPA Coupe (838), KAPPA SW (838), LYBRA (839), LYBRA SW (839), THEMA (834) |
|---|---|
| Engines | 1.4 i.e. 16V T.S. (930.A3A); 1.9 TD (930.B4A); 1.6 16V T.S. (167.A6A); 1.9 JTD 16V (932AXE00); 1.9 JTD 16V (932BXE00); 2.0 T.Spark (936A3B00); 1.8 16V (916S3); 1.6 16V (182.BB); 1.6 16V (182.AB); 1.8 16V; 2000 CHT (154.AC); 1.9 JTD 105 (185AXN1A); 1.9 JTD 105 (185BXN1A); 1.4 i.e. (159.AA); 1.4 i.e. (159.AC) (+9 more) |
| Year of manufacture | 1983-2013 |
| Manufacturer article number (MPN) | BES109 |
| OE part numbers | 46421937, 46421942, 71739541 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BORG & BECK bes109 . Inner Diameter [mm]: 25,4 mm. Material: 57
- 1x Slave Cylinder Clutch
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- 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 Slave Cylinder Clutch compatible with my car?
This Slave Cylinder Clutch fits ALFA ROMEO, FIAT, LANCIA 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 BORG & BECK Slave Cylinder Clutch have?
This BORG & BECK Slave Cylinder Clutch has the following specifications: Material: 57; Inner Diameter [mm]: 25,4 mm. Check the full specifications table above for complete details.
What OE part numbers does this Slave Cylinder Clutch replace?
This Slave Cylinder Clutch replaces OE part numbers: 46421937, 46421942, 71739541. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Slave Cylinder Clutch cost?
Slave Cylinder Clutch prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this BORG & BECK Slave Cylinder Clutch. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Slave Cylinder Clutch?
Regular inspection of your Slave Cylinder Clutch 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 Slave Cylinder Clutch?
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 Slave Cylinder Clutch fitted by a professional mechanic.
Can I use this part as a replacement for OE 46421937?
Yes, this BORG & BECK Slave Cylinder Clutch is a direct replacement for OE part number 46421937. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
