Unless Husky’s have changed since my 04 Sm450R they have a very close ratio transmission. I hated it on the road. The 610/630 has w W/T. But I like 450's that’s why I went to a KTM 450EXC with two sets of shoes street/dirt.
Itís easier to apologize then it is to ask permission.
01 R1-01 CBR929-08 WR250R-92 DR650 (24-7 365)-07 F650GS-05 200 EXC-03 450EXC