LMDh (Le Mans Daytona h) [1] is a set of sports prototype regulations used alongside Le Mans Hypercar (LMH) in both the Grand Touring Prototype (GTP) class of the IMSA SportsCar Championship and the Hypercar class of the FIA World Endurance Championship.

2022年1月27日，IMSA宣佈，LMDh賽車未來在衛士泰克跑車錦標賽所參與的頂級組別將命名為「GTP」組別（Grand Touring Prototype的首字母縮寫），這一名稱參考了1980年代IMSA頂級組別的命名 [14] ，而全新GTP組別的識別標誌也於同時推出。

2022年1月27日，IMSA宣布，LMDh赛车未来在卫士泰克跑车锦标赛所参与的顶级组别将命名为“GTP”组别（Grand Touring Prototype的首字母缩写），这一名称参考了1980年代IMSA顶级组别的命名 [14] ，而全新GTP组别的识别标志也于同时推出。

LMDh是勒芒代托纳h (Le Mans Daytona h)的缩写，是一种参加耐力赛的原型赛车，从 2023 年起， 它将与勒芒 Hypercar赛车一起参加IMSA的GTP组别的比赛。 以及FIA WEC的原型车组别的比赛。 LMDh规则由IMSA和ACO联合制定。 LMdh赛车将作为戴通纳原型车国际组DPi的继任者，比赛规则是利用计划为下一代戴通纳原型车国际组的规则与勒芒Hypercar规则融合。 FIA允许LMDh赛车逐场参加2022赛季WEC的比赛，以确保2023年无缝引入。 确认参赛的制造商: 讴 …

目前 所有lmdh赛车 (包括不使用前扩散器而使用前翼的赛车) 都采用了这一结构来保证前部下压力的稳定， arx-06 侧面高而窄的通道就是前扩散器排气口。

2025年1月5日 · In a bid to enhance convergence between the Le Mans Hypercar (LMH) and Le Mans Daytona hybrid (LMDh) classes, the FIA, often in collaboration with the ACO and IMSA, has introduced additional lines to the technical regulations of these categories. However, the distinctions LMH vs LMDh remain unclear to many enthusiasts.

2024年6月12日 · This year’s race will be mark the debut of three new LMDh cars, from Lamborghini, BMW and Alpine (though in the case of BMW, it has completed a year running in IMSA), while Isotta Fraschini joins the ranks of LMH with the Tipo 6

2024年12月5日 · The 32-year-old will be a part of the LMDH side of the team, and it will be the first time he has driven a prototype since the 2021 season, where he drove the Cadillac DPI with Chip Ganassi Racing. BMW Motorsport has announced that Kevin Magnussen will be joining the manufacturer as a factory driver for the 2025 season.

2022年12月9日 · As the future of sportscar racing in Europe has witnessed a tantalizing drip-drip of Le Mans Hypercars from Toyota, Glickenhaus, Peugeot, Ferrari and Vanwall, across the pond in America the LMDh...

2025年1月21日 · Maxime Martin said a lack of promotion to BMW’s full-time roster of LMDh drivers served as a reason for his switch to Mercedes-AMG. Last month, the 2020 Le Mans class winner departed BMW after...