Why the Toyota GR Corolla's Time Fell Short at This Year's Lightning Lap Competition
Car and Driver
February 24, 2026
AI-Generated Deep Dive Summary
The Toyota GR Corolla's performance at this year's Lightning Lap Competition was lackluster, with its lap time falling short of expectations. While the car demonstrated impressive stability and grip during high-speed laps, several factors held it back. The eight-speed automatic transmission was identified as a key issue, particularly its slow response to paddle shifts and narrow upshift window, which caused delays in critical moments on the track. Additionally, the stock tires provided less抓地力 compared to the Morizo Edition's Cup 2 tires, further limiting its potential.
Despite these limitations, the GR Corolla showed promise when equipped with alternative hardware. A brief experiment with Morizo wheels and Michelin Pilot Sport Cup 2 tires significantly improved performance, with lap times dropping from 3:07.1 to an impressive 3:02.5. However, this setup was non-homologated and therefore not eligible for official competition. The car also experienced issues with its all-wheel-drive system overheating during laps, forcing it to switch to two-wheel drive temporarily.
The article highlights the importance of proper tire selection and transmission tuning in maximizing a vehicle's performance. While the GR Corolla excelled in stability and brake performance under heavy use, its reliance on stock components left room for improvement. Enthusiasts and car buyers interested in high-performance vehicles will find value in this analysis, as it underscores the impact of even small changes in equipment on overall performance.
Ultimately, the piece serves as a reminder that while the GR Corolla is a capable machine, its full potential may require additional modifications or upgrades. For those seeking the best lap times, the manual version paired with high-performance tires remains the top choice. This detailed breakdown not only critiques the car's performance but also offers insights into what could make it even better in future iterations.
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Originally published on Car and Driver on 2/24/2026