THOMSON - Bike Stems

Thomson Stems – Precision. Strength. Style.

With over 30 years of experience, Thomson has become a leading manufacturer of bicycle components, known for uncompromising precision – using the same engineering expertise applied to aircraft structures for some of the world’s largest aerospace companies.

Thomson stems are the strongest in the industry. Choose the X4 or G2 – and discover why pros, enthusiasts, and bike builders around the world never go back. When you choose a Thomson stem, you’re not just buying a component – you’re investing in world-class engineering. The Thomson Elite X4 & G2 is the benchmark every other stem is measured against: CNC-machined from a single block of 7000-series aerospace aluminum, built with uncompromising strength and precision in every detail.

Whether you ride enduro, downhill, track, cyclo-cross, or road, the models X4 & G2 delivers. It combines maximum stiffness, low weight, and razor-sharp control, all wrapped in a timeless design that elevates any bike.

Specifications:
✔ Unmatched strength and stiffness – built to outlast a lifetime of riding
✔ Classic design – as much an artwork as a component
✔ Made in USA

Models:
X4  50mm, 0°, Ø31.8 1-1/8, 175g
X4 70mm, 0°, Ø31.8, 1-1/8, 141g
X4 90mm, 10°, Ø31.8, 1-1/8, 154g
G2 90mm, 10°, Ø31.8, 1-1/8, 140g