KMX vs ALSN Comparison

CarMax sells, finances, and services used and new cars through a chain of over 250 used retail stores. It was formed in 1993 as a unit of Circuit City and spun off into an independent company in late 2002. Used-vehicle sales were 83% of fiscal 2025 revenue and wholesale about 17%, with the remaining portion composed of extended service plans and repair. In fiscal 2025, the company retailed and wholesaled 789,050 and 544,312 used vehicles, respectively. CarMax is the largest used-vehicle retailer in the US but still estimates that it had only about 3.7% US market share of vehicles 0-10 years old in calendar 2024. It seeks over 5% share. CarMax is based in Richmond, Virginia.

Allison Transmission is the largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles. Its automatic transmissions allow customers to achieve better fuel and operator efficiency than less expensive manual and automated manual transmissions. Allison serves several end markets, including on- and off-highway equipment and military vehicles. Its on-highway business commands approximately 60% global market share. The company's transmissions can be found in Class 4-8 trucks, buses, and a limited number of large passenger vehicles (heavy-duty pickup trucks and motorhomes). Allison also produces commercial hybrid propulsion systems and is developing fully electric powertrains.