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What headset does a Giant Anthem MTB use?

The headset fitment standard on a Giant Anthem MTB, and how to pick the right part.

DROPS IN
A Giant Anthem MTB uses a ZS44 zero-stack upper headset (zero stack, 44 mm).
This frame's fitment
FrameGiant Anthem MTB
Headset standardZS44 (zero stack, 44 mm)
Cup / bearing outside diameter44.0 mm cup outside diameter, 43.9 to 43.95 mm head-tube bore
Steerer diameter28.6 mm (1 1/8 in)

The Giant Anthem XC bike uses a ZS44 upper zero-stack headset, a 30.9 mm dropper seatpost and a 15x110 Boost front thru-axle, with a 12x148 Boost rear.

As an XC frame the Anthem is 1x with no front derailleur. The bottom bracket is a BB92 press-fit shell, covered on its own page.

The part to buy
Search Amazon for ZS44 for your Giant Anthem MTBaffiliate searchFind ZS44 for your Giant Anthem MTB on eBayaffiliate
Related fitment pages
ZS44zero stack, 44 mmBottom bracket for Giant Anthem MTBsame frame, BB shellSeatpost diameter on a Giant Anthem MTBsame frameZS44 on a Specialized Stumpjumper (2019 on carbon)same standard, another frame

SOURCES: White Industries, ZS44/EC44 headset · Park Tool, Standardized Headset Identification System (SHIS) · Velopedia, Boost spacing