Skip to main content
CarParts247
Alternator VALEO 439823Alternator VALEO 439823 (2)Alternator VALEO 439823 (3)Alternator VALEO 439823 (4)
439823EAN 3276424398239

Alternator VALEO 439823

Power generator VALEO 439823. Fits 17 car models (MERCEDES-BENZ). Replaces 7 OE numbers.

Your car

Does this fit your car?

Choose your car and we will check this part against the manufacturer's data.

Out of stockPrice incl. VAT

£520.99 Save £158.00 (30%)

Buy Now

  • Delivery time is not yet confirmed.
  • Delivery £5.99. Free from £50.00.
  • 14-day money-back guarantee
  • Earn 362 points on this item

Specification. From the manufacturer's data.

Brand
VALEO
Category
Power generator
Voltage [V]
14 V
Alternator Charging Current [A]
180 A
Weight [kg]
7.48 kg
Position/Degree
L 55 °
Belt Pulley Ø [mm]
51 mm
Clamp
B+
MPN
439823
SKU
0021-439823
GTIN / EAN
3276424398239
What's included
1x Power generator

OE numbers. The originals this part replaces.

Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.

Equivalent products. They fit in the same place.

24 available · 137 numbers In stock from £114.99 to £401.99.

All Power generator
Show 12 more
All 137 cross-reference numbers

Numbers other makers give for this part. They are aftermarket numbers, not the vehicle maker's OE numbers; a linked number is one we sell.

Compatible cars. MERCEDES-BENZ, 17 models.

Matched from the manufacturer's data.

Power generator for MERCEDES-BENZ

Models VALEO 439823 fits
ModelEnginesYears
MERCEDES-BENZ17 models
MERCEDES-BENZ C-CLASS (W204)C 180 CGI (204.049), C 200 CGI (204.048), C 250 CGI (204.047)2007–2015
MERCEDES-BENZ C-CLASS Coupe (C204)C 180 (204.349), C 250 (204.347)2011–
MERCEDES-BENZ C-CLASS T-Model (S204)C 180 CGI (204.249), C 200 CGI (204.248), C 250 CGI (204.247)2007–2014
MERCEDES-BENZ CLS (C218)CLS 500 (218.373), CLS 500 4-matic (218.391)2011–2017
MERCEDES-BENZ CLS Shooting Brake (X218)CLS 500 (218.973), CLS 500 4-matic (218.991)2012–2017
MERCEDES-BENZ E-CLASS (W212)E 500 (212.073), E 500 4-matic (212.091)2009–2016
MERCEDES-BENZ11 more models
Models VALEO 439823 fits
ModelEnginesYears
MERCEDES-BENZ E-CLASS Convertible (A207)E 500 (207.473)2010–2016
MERCEDES-BENZ E-CLASS Coupe (C207)E 500 (207.373)2009–2016
MERCEDES-BENZ E-CLASS T-Model (S212)E 500 (212.273), E 500 4-matic (212.291)2009–2016
MERCEDES-BENZ GL-CLASS (X166)GL 450 4-matic (166.872), GL 500 4-matic (166.871), GL 500 4-matic (166.873)2012–2015
MERCEDES-BENZ GLE (W166)500 4-matic (166.073)2015–2018
MERCEDES-BENZ GLE Coupe (C292)500 4-matic (292.371), 500 4-matic (292.373)2015–2019
MERCEDES-BENZ GLS (X166)350 d 4-matic (166.824), 400 4-matic (166.856), 500 4-matic (166.871), 500 4-matic (166.873), AMG 63 4-matic (166.875)2015–2019
MERCEDES-BENZ M-CLASS (W166)ML 500 4-matic (166.073)2011–2015
MERCEDES-BENZ S-CLASS (W221, V221)S 500 CGI (221.073, 221.173), S 500 CGI 4-matic (221.094, 221.194)2005–2013
MERCEDES-BENZ SL (R231)500 (231.473)2011–2020
MERCEDES-BENZ SLK (R172)55 AMG (172.475)2011–

Always verify compatibility with your vehicle before ordering.

More about this part. Related categories and similar parts.

VALEO

More VALEO parts

Related categories

All Power generatorMERCEDES-BENZ

Customers also bought

Common OE numbers for this part

Common original equipment numbers linked to replacement-part pages.

Related Guides

Alternator GuideAlternator vs battery — how to diagnose charging faults and choose the right replacement.

Delivery and returns. No small print.

£5.99

Standard delivery

Delivery estimates depend on current stock availability.

£50.00

Free delivery

Orders from £50.00

14 days

Returns

Money back if the part does not fit.

  • Visa
  • Mastercard
  • Apple Pay
  • Google Pay
  • Klarna

Secure payments

Encrypted checkout

2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms

We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country

Delivery times to EU countries (working days)

Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10