This listing is for one KAMP Belt Tensioner - Multiple Mack and Volvo Applications.Material: Steel

Bearing Bore I.D.: 30mm

Pulley O.D.: 86.5mm

Pulley Width: 40mm

Material Contact Surface: Smooth/Backside

Popular Applications: Mack CHU Models (2009-2016), Mack CXU Models (2008-2017), Mack GU Models (2008-2015), Mack GRANITE Models (2009-2016), Mack LE Models (2011-2015), Mack MR Models (2008-2016), Volvo D13 Engine Models, Volvo VHD Models (2007-2017), Volvo VNL & UNM Models (2010-2017)

Material Steel

Outside Diameter 86.5mm

Width 40mm

Replacement Number: 21454379

Replacement for Firestone Number: 9913

Replacement for Gates Rubber: 38671

Replacement for Goodyear Number: 49601

Replacement for Hendrickson Numbers: 66349002L, 66349002

Replacement for Industry Numbers: 89477, VOL21454379, VOL-21454379, 23669027, S 21454379, 21454379C8T

Replacement for Mack Number: 57QL0520M

Newstar Number: S-26247