Brand Overview & History
Founded by Chris King in 1976 (originally in California, now Portland, Oregon), Chris King Precision Components (CKPC) is synonymous with serviceable headsets and hubs built in‑house with King‑made bearings. The company’s environmental practices are unusual in bike parts (B‑Corp certified; closed‑loop coolant/oil systems), and it maintains a lifetime‑service philosophy. In May 2024CKPC launched its Generation 4 hub system—not a performance leap, but a serviceability one: universalised axles/drivers, cheaper conversions (as low as US$80 once on Gen4 internals), easier assembly and a better XDR user experience.
Rider feedbacksentimentreviews
Praises
Riders cite longevity, serviceability, and that inimitable RingDrive “buzz”. Media and users welcomed Gen4 for lower conversion costsand simpler maintenance—especially valuable for wheelsets that migrate between bikes/standards.

Concerns
On forums, some consider CK over‑engineered, expensive, and tool‑dependent (special tools, proprietary parts), with DT Swiss praised as the simpler, cheaper path. Gen4 softens—but does not erase—those concerns.
Overall
Aspirational, bomb‑proof kit. If you maintain wheels for the long haul, Gen4 improves the ownership calculus; if you just want easy, DT 240/350 remain the pragmatic baseline.
Feature Product Showcase
Source: Company/brand website. Image source: company product website.

Gen 4 Hubs (R45/R45D/Boost) (2024)
- What: New driver/axle architecture; easier driveshell swaps, simpler preload, fewer unique internal parts; back‑compatiblewith earlier generations via conversion kits.
- Target: premium road, gravel, MTB builds where service life matters.
- Pricing: hub prices vary; conversion kits now US$250–$275 for a full internal swap, and US$80 for future drive‑standard changes once Gen4 is installed.
Professional Industry Reviews
The Radavist, BIKEPACKING.com, and Pinkbike all framed Gen4 as a service/ownership win: cheaper and simpler driver swaps, universal axles, and easier teardown—with King’s bearings and RingDrive unchanged.
Alternatives?
Head-to-head comparison of a few products and brands
Where Chris King wins?
King leans into bearings + longevity and, with Gen4, lower lifetime costs for standard swaps. If you tour/race across bikes in Brisbane (road in summer, gravel in winter), that flexibility has real value.
Brisbane Cyclist Perspective
Brisbane’s year‑round riding rewards kit you can keep. If you want hubs you’ll service for a decade—and swap bodies as groups change—Gen4 makes the King proposition more sensible.


