Asse autopassante originale MTD. Modelli MTD: 3CAD, 524SWE, 528SWE, 530SWE, 611D, 63BD, 6ACE, Ambition SF66E, Ambition SF66TE, Ambition SV76E, E625, E640F, E660G, E730F, E740F, E7L8N, Expert 7690, M56, M61, ME66, ME66T, ME76K, Polar 10071, Polar 5056, Polar 8066. SB624 , SB626, SB628, Select SF61, Select SF61E, Slevt SF61, Snow Magic Deluxe 61, Snow Magic Deluxe 71, ST380D, Storm 3090XP, XS668E, XS7610E, YM5655DE, YM6170DE, YM6170DEM, YM61M-W, YM6680DE, YM66M-W, YM7110DE, YM7110DET, YM71M-W Origine MTD: 738-04124A, 73804124A