ID: 1-5/8"
Diagram B: .77
Fits:
Challenger PTD12 Roller, PTD12 Spoke
Gleaner S67 Super , S77 Super, S68, S78, S88, S96, S97, S98, R65, R66, A66, A76, R76
Massey Ferguson MF 9435, MF 9520, MF 9540 Tier 4 TI, MF 9560 Tier 4 TI, MF 9540 T4F, MF 9560 T4F, MF 9245, MF 9565, MF 9895, MF 9695, MF 9795, MF 1841, MF 1363