Power window guide rail modified - BT72.10-P-1500-01G

MODEL 463.243 /244 /245 /246 /247 /249 /250 /254 /309 /332 /333 ## up to 155639 with power windows with replacement part numbers A 463 720 05 46, A 463 720 06 46

MODEL 463.248 ## up to 155639 except CODE (979) Special protection version with power windows with replacement part numbers A 463 720 05 46, A 463 720 06 46

Modified power window guide rails

The new version of the power window has two separate mounting guide rails fastened to the front door Moreover, both guide rails have been newly positioned.

Previously, only one guide rail was fastened to the front door or two guide rails connected with one another.

The old power window version is no longer available and must be replaced with the new version in case of repair.

Illustration shows old version of power window with two guide rails connected with one another.

Fig 1: Identifying Power Window Guide Rail And Attachment Point (Old Version)

Courtesy of MERCEDES-BENZ USA

Illustration shows new version of power window with two separate guide rails

Fig 2: Identifying Power Window Guide Rail And Attachment Point (New Version)

Courtesy of MERCEDES-BENZ USA