Nilfisk Advance 54639A by Nilfisk Advance OEM No reviews 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Contact Us For Pricing And Availability Description Warranty OEM Cross Reference Machine Fitment Description CHAIN STEERING CONTROL Fits Nilfisk Advance 54639A Item discontinued. Contact us for possible replacement. (alt # 54639a) Warranty OEM Cross Reference Machine Fitment