100% new components withstand the harshest environments for the best performance and longest life.
- 100% new premium quality components, including major heat related/wear items: rectifier, regulator, rotor, stator and bearings withstand excessive heat and high electrical demands.
- Bosch Professional Preferred 100% New Alternators are 100% full-loaded tested to meet or exceed original equipment manufacturers' amperage and voltage output standards for proven charging performance.
- No other original equipment alternator or starter manufacturer charges as many batteries as Bosch in the Nextel Cup Series because the Bosch Professional Preferred 100% New Alternators provide more power under extreme, high-demand conditions.
- 100% full-load tested for proven starting/charging performance