We have a direct drive and you better have a window open when you power that sucker up or it bows the walls in. REALLY fast and noisey. Quit using it about 10 years ago when we got A/C. Just getting away from the dirt and pollen it pulled in was a big plus.

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95 SL500 Smoke Silver, Parchment 64K
07 E350 4matic Station Wagon White 34K
02 E320 4Matic Silver/grey 80K
05 F150 Silver 44K