Exmark (48", 60") Lazer Z S Series; Lazer Z E Series with 60" deck; (60", 72") Lazer Z X Series; Quest with 52" deck; Next Generation Lazer Z models (850,000 and higher)
Parker HTE/HTJ/HTG Series transmissions
Toro 74915; 74953; Z Master G3 with 60" Turbo force deck; Z Master with 52" Turbo force deck