Mower Deck Rollers For Snapper 1687284 / LT 1840 18400 2040 Deck 40"Premium Quality Replacement Part Mower Deck Roller Deck Sizes : 40" 44" 50" ForSnapper Models: 40" RD 18S40 (1694674) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 18S40 (2690341) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 18S40 (2690508) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 18VG40 (1694675) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 18VG40 (2690342) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 18VG40 (2690509) - Snapper LT300 Series 40" Lawn Tractor, 18hp 40"RD 2040 (2690114) - Snapper LT300 Series 40" Lawn Tractor, 20hp 40"RD 1840 (1694384) - Snapper 40" Lawn Tractor, 18hp 40"RD 1740 (2690155) - Snapper 40" Lawn Tractor, 17hp 40"1687284 - Snapper 40" Roller Bar Mower Kit 40"LT 1840 (1694808) - Snapper 40" Lawn Tractor, 18hp 40"LT 18400 (2690404) - Snapper 40" Lawn Tractor, 18hp 40"LT 2040 (2690500) - Snapper 40" Lawn Tractor, 20hp 40"LT 2040 (2690655) - Snapper 40" Lawn Tractor, 20hp 40"YT 2040 (2690114) - Snapper 40" Yard Tractor, 20hp 40"YT 1840 (2690114) - Snapper 40" Yard Tractor, 18hp 40" 44" 1695414 - Snapper 44" Mower Deck 44"LT 1644 (2690117) - Snapper 44" Lawn Tractor, 16hp 44"ZT 18440 KH (5091000) - Snapper 44" Zero-Turn Mower, 18hp 44"YT 1844 (2690176) - Snapper 44" Yard Tractor, 18hp 44"YT 1844 (2690108) - Snapper 44" Yard Tractor, 18hp 44" 50" ZT 20500 BV (5091001) - Snapper 50" Zero-Turn Mower, 20hp 50"EZT 20500 BV (5091003) - Snapper 50" Zero-Turn Mower, 20hp 50"375Z (EZT 2050) (5900735) - Snapper 50" Zero-Turn Mower, 20hp 50" Order Includes: 6xMower Deck Roller :1668513SM, 1668513, 108097, 72026853, 1665331, 108105, 1601382, 108178, 1601383, 71668513, 108431, 2108431 Inner Diameter : 17mm | 0.66 "Outer Diameter : 63.8mm | 2.50 "Length : 103mm | 4.05 " **MANUFACTURED TO MEET OR EXCEED OEM PERFORMANCE**