For sale is a beautiful Klein Quantum Race in size 58 cm, finished in a striking two-tone blue Klein factory paint scheme. Klein bicycles from this era are highly regarded for their precision aluminum frames, iconic paintwork, and distinctive American craftsmanship.
This bike represents the classic Klein design philosophy: oversized aluminum tubing for stiffness and efficiency combined with meticulous finishing and unique paint that made Kleins instantly recognizable in the 1990s and early 2000s.
Highlights
• Frame: Klein Quantum Race aluminum • Size: 58 cm (best suited for riders roughly 5'10"–6'1" depending on fit preference) • Finish: Original Klein two-tone blue paint • Made in USA Klein craftsmanship and design
The Quantum Race was Klein’s performance road frame — light, responsive, and extremely well finished. These bikes were known for their smooth welds, oversized tubing, and excellent ride quality for an aluminum frame.
This bike presents very nicely and retains the classic Klein aesthetic that collectors and riders appreciate.
Condition
The bike is in very good condition. The paint still shows the deep Klein color and finish. As expected with a bike of this era, there may be minor cosmetic marks consistent with normal use, but overall it remains a very attractive example of a classic Klein.
The frame is straight and solid. The tires are new and the bike is recently tuned. It would make an excellent road bike for riding or a collector piece.
Why this bike stands out
Klein bikes are increasingly sought after for their distinctive look and historical significance in American road cycling. The Quantum Race models in particular are appreciated for their lively ride and unmistakable Klein style.
If you're looking for a classic Klein to ride or add to your collection, this is a great opportunity.
Please review photos carefully and feel free to ask any questions. I will pack the bike carefully for safe shipment.