Cross-referenced part numbers should still be checked against your exact vehicle and application — interchange listings are a starting point, not a guarantee of fit. Listed reference numbers are commonly associated with this part — confirm against your own vehicle’s OE number before ordering.
2129054007 - Switch, window regulator (MERCEDES-BENZ OE 204 905 39 05) MERCEDES-BENZ C-CLASS T-Model (S204) C 180 CGI (204.249) for these vehicles
Model
Years
Engine
Power
Fuel
Drive
Estate
2009 – 2014
1.8L
156 hp (115 kW)
Petrol
Rear-Wheel Drive
Coupe
2013 – 2016
3.5L M 276.957
248 hp (182 kW)
Petrol
All-wheel Drive
Estate
2010 – 2014
2.1L OM 651.912
163 hp (120 kW)
Diesel
All-wheel Drive
Estate
2009 – 2011
3.5L M 272.980
272 hp (200 kW)
Petrol
Rear-Wheel Drive
Saloon
2011 – 2014
3.0L OM 642.834
265 hp (195 kW)
Diesel
Rear-Wheel Drive
Coupe
2011 – 2016
3.5L M 276.957
248 hp (182 kW)
Petrol
Rear-Wheel Drive
Convertible
2011 – 2016
3.5L M 276.957
248 hp (182 kW)
Petrol
Rear-Wheel Drive
Convertible
2011 – 2014
3.5L M 276.957
248 hp (182 kW)
Petrol
Rear-Wheel Drive
Saloon
2014 – 2015
3.0L OM 642.852
231 hp (170 kW)
Diesel
Rear-Wheel Drive
Saloon
2014 – 2015
3.0L OM 642.858
252 hp (185 kW)
Diesel
All-wheel Drive
Convertible
2014 – 2016
3.0L OM 642.838
252 hp (185 kW)
Diesel
Rear-Wheel Drive
Coupe
2014 – 2016
3.0L OM 642.838
252 hp (185 kW)
Diesel
Rear-Wheel Drive
Convertible
2014 – 2016
3.0L M 276.820
272 hp (200 kW)
Petrol
Rear-Wheel Drive
Convertible
2014 – 2016
3.5L M 276.850
333 hp (245 kW)
Petrol
Rear-Wheel Drive
Estate
2014 – 2016
3.0L OM 642.852
231 hp (170 kW)
Diesel
Rear-Wheel Drive
Estate
2014 – 2016
3.0L OM 642.858
252 hp (185 kW)
Diesel
All-wheel Drive
Estate
2014 – 2016
3.0L OM 642.852
231 hp (170 kW)
Diesel
All-wheel Drive
Coupe
2014 – 2016
3.0L M 276.820
272 hp (200 kW)
Petrol
Rear-Wheel Drive
Coupe
2014 – 2016
3.5L M 276.850
333 hp (245 kW)
Petrol
Rear-Wheel Drive
Estate
2011 – 2013
10.5L D 2066 LF 38
360 hp (265 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2013
10.5L D 2066 LF 07
360 hp (265 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2013
10.5L D 2066 LF 42
360 hp (265 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2013
10.5L D 2066 LF 48
360 hp (265 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2013
10.5L D 2066 LF 67
360 hp (265 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2013
3.0L OM 642.858
252 hp (185 kW)
Diesel
All-wheel Drive
Coupe
2011 – 2016
12.0L D 2866 LF32
410 hp (301 kW)
Petrol
Rear-Wheel Drive
Coupe
2011 – 2016
12.0L D 2866 LF28
410 hp (301 kW)
Petrol
Rear-Wheel Drive
Convertible
2011 – 2016
4.7L
408 hp (300 kW)
Petrol
Rear-Wheel Drive
Saloon
2011 – 2015
4.7L
408 hp (300 kW)
Petrol
Rear-Wheel Drive
Saloon
2011 – 2015
4.7L M 278.922
408 hp (300 kW)
Petrol
All-wheel Drive
Estate
2011 – 2016
4.7L M 278.922
408 hp (300 kW)
Petrol
All-wheel Drive
Estate
2011 – 2016
4.7L M 278.922
408 hp (300 kW)
Petrol
Rear-Wheel Drive
Estate
2011 – 2014
12.4L D 2676 LF 02
480 hp (353 kW)
Petrol
Rear-Wheel Drive
Estate
2011 – 2014
12.4L D 2676 LF 03
480 hp (353 kW)
Petrol
Rear-Wheel Drive
Estate
2011 – 2016
3.5L M 276.952
252 hp (185 kW)
Petrol
All-wheel Drive
Saloon
2011 – 2015
3.5L
306 hp (225 kW)
Petrol
All-wheel Drive
Saloon
2011 – 2015
10.5L D 2066 LF 03
350 hp (257 kW)
Petrol
Rear-Wheel Drive
Saloon
2011 – 2015
10.5L D 2066 LF 13
350 hp (257 kW)
Petrol
Rear-Wheel Drive
SUV
2009 – 2015
3.5L M 272.991
272 hp (200 kW)
Petrol
Rear-Wheel Drive
SUV
2008 – 2015
3.5L
306 hp (225 kW)
Petrol
All-wheel Drive
SUV
2010 – 2015
3.0L
231 hp (170 kW)
Diesel
All-wheel Drive
Estate
2010 – 2014
2.1L OM 651.913
120 hp (88 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2014
3.0L OM 642.834
265 hp (195 kW)
Diesel
Rear-Wheel Drive
Estate
2011 – 2014
10.5L D 2066 LUH 33
360 hp (265 kW)
Petrol
Rear-Wheel Drive
Estate
2010 – 2016
2.1L OM 651.924
163 hp (120 kW)
Diesel
All-wheel Drive
Saloon
2011 – 2015
12.8L E 2876 LUH 02
310 hp (228 kW)
Petrol
Rear-Wheel Drive
Saloon
2011 – 2015
3.5L M 276.952
252 hp (185 kW)
Petrol
All-wheel Drive
Estate
2011 – 2016
3.5L M 276.952
252 hp (185 kW)
Petrol
All-wheel Drive
Estate
2011 – 2016
3.5L M 276.952
252 hp (185 kW)
Petrol
Rear-Wheel Drive
SUV
2013 – 2015
2.0L M 274.920
156 hp (115 kW)
Petrol
All-wheel Drive
Saloon
2007 – 2009
2.1L OM 646.811
136 hp (100 kW)
Diesel
Rear-Wheel Drive
Saloon
2007 – 2009
2.1L OM 646.812
136 hp (100 kW)
Diesel
Rear-Wheel Drive
Saloon
2007 – 2008
2.1L OM 646.811
136 hp (100 kW)
Diesel
Rear-Wheel Drive
Saloon
2007 – 2014
3.0L OM 642.960
224 hp (165 kW)
Diesel
Rear-Wheel Drive
Saloon
2007 – 2009
1.8L M 271.952
156 hp (115 kW)
Petrol
Rear-Wheel Drive
Saloon
2007 – 2014
1.8L M 271.950
163 hp (120 kW)
Petrol
Rear-Wheel Drive
Saloon
2007 – 2014
2.5L M 272.921
204 hp (150 kW)
Petrol
Rear-Wheel Drive
Saloon
2007 – 2014
3.0L M 272.947
231 hp (170 kW)
Petrol
Rear-Wheel Drive
Saloon
2007 – 2014
3.5L M 272.961
272 hp (200 kW)
Petrol
Rear-Wheel Drive
Fitment data is a guide — always confirm the part number printed on your existing part before ordering.