Bearing sizes for the Steering Head

:Upper: 22.5 x 41 x 12.5

:Lower: 24 x 41 x 12.5

Steering head size compatability for same size as cb100n

with asterisk * = Also has 27mm forks

  • Honda ATC70/K1 (73-74), ATC70 (78-85)
  • Honda ATC90 (75-85)
  • Honda ATC110 (79-85)
  • Honda ATC125M (84-87)
  • Honda ATC185/S (80-83)
  • Honda ATC200 (79-83), ATC200E Big Red (82-84), ATC200S (84-85)
  • *Honda CB/CL100/K1-K3 (76-78 )
  • *Honda CB125/S (76-85pipe part no 51410 383 671), CB125T/J (78-81), CB125TT (90)
  • Honda CB250N (Late Models) 31mm stanchion
  • Honda CBX250F (85)
  • Honda CG125
  • *Honda CL70/K1-K3 (69-73) (*CL90 CL100 =27mm)
  • Honda CM125T/J (82-85) Honda CM200T (80-82)
  • Honda CM185C (7Cool, CM185T (78-79)
  • Honda CM250C (82-86), CM250T (80-82), CMX250C/CD (85-87)
  • Honda CR60R (83) CR80 33mm stanchion
  • Honda CR125M/M1 (74-78)
  • Honda CS90
  • Honda CT70/K1-K4 (69-76), CT70H/HK1 (70-73), CT70 (76-82)
  • Honda CT90 (68-79)
  • *Honda CT110 (80-86)
  • Honda CT125 (77), CT125H/J/K (87-89)
  • *Honda H100 s/d (83-85) 27mm x 540mm 51410KE6843
  • *Honda MB-5-50 (82)
  • Honda MB80, MBX80RFD/RSD
  • Honda MBX125
  • Honda MR175K (75-77)
  • Honda MT50Z, MTX50
  • Honda MT125 (74-76), MT125R/RII (77-78 )
  • Honda MTX80/C
  • Honda MR-50/K1 (74-75)
  • Honda NSF50F (90)
  • Honda SL90 (69)
  • Honda SL70/K1 (71-73)
  • Honda SL100/K1-K3 (70-73)
  • Honda SL125/K1/K2
  • *Honda ST90K1-K4
  • Honda TL125/K1/K2/S (73-76)
  • *Honda XL70 (74-76)
  • *Honda XL75 (77-79)
  • *Honda XL80S (80-85)
  • *Honda XL100/K1 (74-75), XL100/S (76-85)
  • Honda XL110/S (76-85)
  • Honda XL125K-3 (78-79), XL125S (79-85)
  • Honda XL185S (79-83), XL185SH/SJ/SK
  • *Honda XR75 (73-78 )
  • *Honda XR80 (79-84), XR80RF-R (86-98)
  • *Honda XR100RP-R (85-98)
  • Honda XR185 (79)
  • Honda XR200 (80-83)
  • Honda Z50A/K3-K5/RH/RJ, Z50A (71-76)
  • Honda Z50R (79-87), Z50RD (86)