
•6 min read
The Arithmetic of Neglect: How a €40 Bike Repair Becomes a €400 One
What skipped repairs really cost: three cascade failures with EU price ranges, and the annual maintenance math for a 4,000 km/year rider — prevent vs repair.
Making your gear last and pay off — component lifespans, the cost math behind maintenance, and smarter buying decisions.

What skipped repairs really cost: three cascade failures with EU price ranges, and the annual maintenance math for a 4,000 km/year rider — prevent vs repair.

First-year bike depreciation: 38% in excellent condition vs 62% in fair (BicycleBlueBook). How a service history earns the top grade — plus 5 buyer questions.

A condition-adjusted lifespan chart for every wearing part — chains, cassettes, tires, pads, bearings — with honest multipliers for wet, e-bikes, and weight.

Most cyclists spend hundreds upgrading each season. The bigger gains come from looking after the parts you own — two simple habits that save real money.