C8 Corvette represented a thorough reimagining, which understandably resulted in discontent from those resistant to change. A major point of contention for enthusiasts was the absence of a manual transmission. Incorporating a clutch pedal and shift linkage into the mid-engine C8 proved challenging, and the advantages in performance and drivability of the eight-speed dual-clutch transmission chosen by Chevrolet are undeniable. However, as manuals make a resurgence in limited-edition supercars, could there be an opportunity to introduce them, at least in the higher-end variants of the Corvette?
Tony Roma, executive chief engineer for the Corvette and performance cars at General Motors, explained on our show The Drivecast why manual-transmission enthusiasts shouldn’t get their hopes too high. As is the case with many aspects of the automotive industry, it primarily revolves around cost.
“When we had C5, C6, and C7, we could utilize pretty much the same manual transmission framework that had been developed over roughly 30 years,” Roma stated. “It was mostly financed; we were making minor improvements, and the costs to keep it in production were reasonable.” Such a pathway is not available with the C8, as the restrictive layout of its transaxle necessitates the development of a completely new gearbox from scratch, which would be prohibitively costly.
At SEMA last year, Tremec unveiled a six-speed manual transaxle that the transmission expert claimed could seamlessly integrate into a C8. At that time, Roma referred to it as something, “I wish they hadn’t shown, that is not real”—a claim that Tremec refuted. In his interview with us, Roma clarified that, although the manual transaxle might have fit, it was not fully homologated for production as a manual from GM or specifically for GM would need to be. Nearly a year after its reveal, a working prototype installed in a vehicle has not been presented.
Discussing the renewed interest in manual transmissions among supercar purchasers, Roma attributed it to the quest for exclusivity. These buyers desire manuals due to their rarity, just as they once sought DCTs and other automated manuals when they were novel and unfamiliar. Speaking as a manual enthusiast, Roma asserted that this alone isn’t a compelling reason to opt for one in a future ‘Vette.
“You don’t do it solely because you can. You do it because it enhances the car,” Roma remarked.
To hear the complete conversation, click the embed below or listen to The Drivecast on Spotify, Apple Podcasts, or Amazon Music.
**GM Addresses Speculations Regarding Manual C9 Corvette Production**
Recently, the automotive community has been rife with speculation about the possibility of a manual transmission option in the C9 Corvette. General Motors (GM) has stepped in to clarify these rumors for enthusiasts and potential purchasers.
The C9 Corvette, the newest version of GM’s legendary sports car, has been crafted with performance and technology at its forefront. The current generation, the C8, signified a notable transition with its mid-engine setup and automatic transmission, which has garnered widespread praise for its speed and handling. Nonetheless, some Corvette enthusiasts remain devoted to the classic manual transmission experience.
In light of the ongoing conversation, GM representatives have confirmed that although the C8 Corvette will not come with a manual transmission, they are actively contemplating the addition of a manual option for the C9. This choice is shaped by customer feedback and the wish to appeal to a devoted fan base that appreciates the interaction and control provided by a manual gearbox.
GM’s engineering team is examining various transmission technologies, balancing the merits of a manual against the performance benefits of automatic systems. The company is dedicated to preserving the Corvette’s esteemed reputation for high performance, which has resulted in a focus on automatic transmissions in recent models. However, the Corvette’s legacy as a driver-focused car remains a vital consideration in their ongoing discussions.
The timeline for the C9 Corvette’s launch is still uncertain, but GM has suggested they are in the initial development phases. Enthusiasts can anticipate further announcements as progress continues, specifically regarding the possibility of a manual transmission.
In summary, while the C8 Corvette has firmly established its role in the market with its automatic transmission, GM is attentive to its customers and exploring the potential return of a manual option for the C9. As the automotive landscape evolves, GM’s commitment to respecting the Corvette’s heritage while adopting modern technology will be critical in shaping the future of this iconic sports car.