FSA headset 'Gravity 4', S.H.I.S. ZS49/40 | EC49/28.6

Gravity components are developed for highest demands in offroad use.

This item is no longer being offered by the manufacturer
  • especially for higher demands in Freeride, DH & Dual

Product information & technical details

Material: Aluminium, stainless steel
brand: FSA
fork steerer size: 1.5" tapered
S.H.I.S.: EC49/28.6, ZS49/40
headset type: external, semi-integrated


  • Aluminium cups, forged and turned
  • For the dimension of the headset please refer to the given S.H.I.S.-values (Standardized Headset Identification System). Those dimensions identify the headset type, the sizes of the headtube and steerer without any doubt and you can find the correct headset which fits for your headtube. Further information and explanation to S.H.I.S. you wil find here.

Further details

Technical data sheet [mm]
upper stack height 17,0
lower stack height 2,7
total stack height 19,6
bearings upper 7/32' Lagerkäfig with 20 balls
lower 1/8' Lagerkäfig with 30 balls

English reviews written for FSA Gravity 4 headset