+3,000cc |
| #1 Briggs Cunningham
Briggs Cunningham | Cunningham C4-R 5,425cc V8 Chrysler Hemi | 300 HP | 1,080 kg | 250 kph 190 litres | 4-speed | Firestone |
| #2 Briggs Cunningham
Phil Walters | Cunningham C4-R 5,425cc V8 Chrysler Hemi | 300 HP | 1,080 kg | 250 kph 190 litres | 3-speed | Firestone |
| #3 Briggs Cunningham
John Fitch | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Firestone |
| #4 Briggs Cunningham
Sherwood Johnston | Jaguar C-type 3,442cc L6 Jaguar XK | 220 HP | 904 kg | 245 kph 179 litres | 4-speed | Firestone |
| #5 Scuderia Ferrari
Nino Farina | Ferrari 375 Plus 4,954cc V12 Ferrari | 345 HP | 1,090 kg | 260 kph 190 litres | 4-speed | Pirelli |
| #6 Scuderia Ferrari
Froilan Gonzalez | Ferrari 375 Plus 4,954cc V12 Ferrari | 345 HP | 1,090 kg | 260 kph 190 litres | 4-speed | Pirelli |
| #7 Scuderia Ferrari
Maurice Trintignant | Ferrari 375 Plus 4,954cc V12 Ferrari | 345 HP | 1,090 kg | 260 kph 190 litres | 4-speed | Pirelli |
| #8 Jaguar Cars
Stirling Moss | Jaguar D-type 3,442cc L6 Jaguar XK | 250 HP | 964 kg | 275 kph 165 litres | 4-speed | Dunlop |
| #9 Jaguar Cars
Duncan Hamilton | Jaguar D-type 3,442cc L6 Jaguar XK | 250 HP | 964 kg | 275 kph 165 litres | 4-speed | Dunlop |
| #10 Jaguar Cars
Peter Whitehead | Jaguar D-type 3,442cc L6 Jaguar XK | 250 HP | 964 kg | 275 kph 165 litres | 4-speed | Dunlop |
| #11 Automobiles Talbot-Lago
Pierre Levegh | Talbot T26 GS 4,483cc L6 Talbot | 280 HP | 950 kg | 235 kph 170 litres | 4-speed | Dunlop |
| #12 Automobiles Talbot-Lago
Guy Mairesse | Talbot T26 GS 4,483cc L6 Talbot | 280 HP | 950 kg | 235 kph 170 litres | 4-speed | Dunlop |
| #14 David Brown Corp.
Reg Parnell | Lagonda DP115 4,487cc V12 Lagonda | 312 HP | 1,072 kg | 255 kph 189 litres | 5-speed | Avon |
| #40 Ecurie Rosier
Louis Rosier | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Pirelli |
| #41 Ecurie Rosier
Jean-Louis Rosier | Talbot T26 GS 4,483cc L6 Talbot | 280 HP | 950 kg | 235 kph 170 litres | 4-speed | Pirelli |
| #42 Ecurie Ecosse
Jimmy Stewart | Jaguar C-type 3,442cc L6 Jaguar XK | 220 HP | 904 kg | 245 kph 179 litres | 4-speed | Dunlop |
| #43 Ecurie Ecosse
Jock Lawrence | Jaguar C-type 3,442cc L6 Jaguar XK | 220 HP | 904 kg | 245 kph 179 litres | 4-speed | Dunlop |
| #44 Ecurie Ecosse
Ninian Sanderson | Jaguar C-type 3,442cc L6 Jaguar XK | 220 HP | 904 kg | 245 kph 179 litres | 4-speed | Dunlop |
| #45 Ecurie Francorchamps
Jacques Swaters | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Englebert |
| #46 Ecurie Francorchamps
Roger Laurent | Jaguar C-type 3,442cc L6 Jaguar XK | 220 HP | 904 kg | 245 kph 179 litres | 4-speed | Englebert |
| #47 NART
Luigi Chinetti | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Pirelli |
| #48 Scuderia Guastalla
Antonio Stagnoli | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Pirelli |
| #49 Scuderia Guastalla
Eugenio Castellotti | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Pirelli |
| #55 Ecurie Côte-d’Azur
François Picard | Talbot T26 GS 4,483cc L6 Talbot | 280 HP | 950 kg | 235 kph 170 litres | 4-speed | Englebert |
| #56 Ecurie Yankee
Masten Gregory | Ferrari 375 MM 4,494cc V12 Ferrari | 330 HP | 1,020 kg | 255 kph 180 litres | 4-speed | Pirelli |
| #62 Scuderia Lancia
Alberto Ascari | Lancia D24 3,284cc V6 Lancia | 265 HP | 840 kg | 245 kph 110 litres | 4-speed | Pirelli |
| #63 Scuderia Lancia
Luigi Villoresi | Lancia D24 3,284cc V6 Lancia | 265 HP | 840 kg | 245 kph 110 litres | 4-speed | Pirelli |
| #64 Scuderia Lancia
Piero Taruffi | Lancia D24 3,284cc V6 Lancia | 265 HP | 840 kg | 245 kph 110 litres | 4-speed | Pirelli |
3,000cc |
| #15 David Brown Corp.
Peter Collins | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #16 David Brown Corp.
Graham Whitehead | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #17 David Brown Corp.
Carroll Shelby | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #18 Daimler-Benz AG
Juan Manuel Fangio | Mercedes-Benz 300 SL Spyder 2,975cc L8 Mercedes-Benz M196 | 215 HP | 825 kg | 260 kph 159 litres | 4-speed | Continental |
| #19 Daimler-Benz AG
Karl Kling | Mercedes-Benz 300 SL Spyder 2,975cc L8 Mercedes-Benz M196 | 215 HP | 825 kg | 260 kph 159 litres | 4-speed | Continental |
| #20 Daimler-Benz AG
Fritz Riess | Mercedes-Benz 300 SL Spyder 2,975cc L8 Mercedes-Benz M196 | 215 HP | 825 kg | 260 kph 159 litres | 4-speed | Continental |
| #21 Equipe Gordini
Jean Behra | Gordini T24S 2,981cc L8 Gordini T24 | 230 HP | 880 kg | 240 kph 120 litres | 5-speed | Englebert |
| #22 Equipe Gordini
Robert Manzon | Gordini T24S 2,981cc L8 Gordini T24 | 230 HP | 880 kg | 240 kph 120 litres | 5-speed | Englebert |
| #23 Equipe Gordini
Jacky Pollet | Gordini T24S 2,476cc L6 Gordini T23 | 212 HP | 860 kg | 235 kph 120 litres | 4-speed | Englebert |
| #50 Scuderia Italia Gordini
Franco Bordoni | Gordini T24S 2,476cc L6 Gordini T23 | 212 HP | 860 kg | 235 kph 120 litres | 4-speed | Englebert |
| #51 Scuderia Italia Gordini
Salvatore Casella | Gordini T24S 2,476cc L6 Gordini T23 | 212 HP | 860 kg | 235 kph 120 litres | 4-speed | Englebert |
| #52 Kangaroo Stable
Tony Gaze | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #53 Kangaroo Stable
Tom Sulman | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #54 Kangaroo Stable
Jack Brabham | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Avon |
| #57 Ecurie Monte-Carlo
Louis Chiron | Gordini T24S 2,476cc L6 Gordini T23 | 212 HP | 860 kg | 235 kph 120 litres | 4-speed | Pirelli |
| #58 Gilby Engineering
Roy Salvadori | Aston-Martin DB3S 2,922cc L6 Aston-Martin DP101 | 225 HP | 868 kg | 230 kph 159 litres | 4-speed | Dunlop |
2,000cc |
| #21 Equipe Gordini
Jean Behra | Gordini T16S 1,986cc L6 Gordini T16 | 165 HP | 830 kg | 220 kph 100 litres | 4-speed | Englebert |
| #22 Equipe Gordini
Robert Manzon | Gordini T16S 1,986cc L6 Gordini T16 | 165 HP | 830 kg | 220 kph 100 litres | 4-speed | Englebert |
| #23 Equipe Gordini
Jacky Pollet | Gordini T16S 1,986cc L6 Gordini T16 | 165 HP | 830 kg | 220 kph 100 litres | 4-speed | Englebert |
| #24 Officine Alfieri Maserati
Luigi Musso | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #25 Officine Alfieri Maserati
Sergio Mantovani | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #26 Officine Alfieri Maserati
Cesare Perdisa | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #27 Bristol Aeroplane Co.
Lance Macklin | Bristol 450 1,971cc L6 Bristol BSX | 155 HP | 686 kg | 230 kph 60 litres | 4-speed | Dunlop |
| #28 Bristol Aeroplane Co.
Tommy Wisdom | Bristol 450 1,971cc L6 Bristol BSX | 155 HP | 686 kg | 230 kph 60 litres | 4-speed | Dunlop |
| #29 Bristol Aeroplane Co.
Jack Fairman | Bristol 450 1,971cc L6 Bristol BSX | 155 HP | 686 kg | 230 kph 60 litres | 4-speed | Dunlop |
| #30 Automobiles Frazer-Nash
Tony Brooks | Frazer-Nash Le Mans Coupe 1,971cc L6 Bristol FNS1/40 | 140 HP | 895 kg | 210 kph 73 litres | 4-speed | Dunlop |
| #31 Automobiles Frazer-Nash
Bob Gerard | Frazer-Nash Le Mans Coupe 1,971cc L6 Bristol FNS1/40 | 140 HP | 895 kg | 210 kph 73 litres | 4-speed | Dunlop |
| #32 Automobiles Frazer-Nash
Ken Wharton | Frazer-Nash Le Mans Coupe 1,971cc L6 Bristol FNS1/40 | 140 HP | 895 kg | 210 kph 73 litres | 4-speed | Dunlop |
| #40 Ecurie Rosier
Louis Rosier | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #41 Ecurie Rosier
Jean-Louis Rosier | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #48 Scuderia Guastalla
Antonio Stagnoli | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #49 Scuderia Guastalla
Eugenio Castellotti | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #50 Scuderia Italia Gordini
Franco Bordoni | Gordini T16S 1,986cc L6 Gordini T16 | 165 HP | 830 kg | 220 kph 100 litres | 4-speed | Englebert |
| #51 Scuderia Italia Gordini
Salvatore Casella | Gordini T16S 1,986cc L6 Gordini T16 | 165 HP | 830 kg | 220 kph 100 litres | 4-speed | Englebert |
| #57 Ecurie Monte-Carlo
Louis Chiron | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Pirelli |
| #58 Gilby Engineering
Roy Salvadori | Maserati A6 GCS/53 1,985cc L6 Maserati A6 | 170 HP | 840 kg | 225 kph 115 litres | 4-speed | Dunlop |
1,500cc |
| #1 Briggs Cunningham
Briggs Cunningham | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #2 Briggs Cunningham
Phil Walters | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #3 Briggs Cunningham
John Fitch | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #4 Briggs Cunningham
Sherwood Johnston | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #33 Automobili OSCA
Giulio Cabianca | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Pirelli |
| #34 Automobili OSCA
Bruno Venezian | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Pirelli |
| #35 Automobili OSCA
Maria-Teresa De Filippis | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Pirelli |
| #36 Porsche KG
Huschke von Hanstein | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #37 Porsche KG
Hans Herrmann | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #38 Porsche KG
Richard von Frankenberg | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #39 Porsche KG
Jaroslav Juhan | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #55 Ecurie Côte-d’Azur
François Picard | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #56 Ecurie Yankee
Masten Gregory | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Firestone |
| #59 Ecurie Sonauto Porsche
Auguste Veuillet | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #60 Ecurie Sonauto Porsche
Claude Storez | Porsche 550 1,497cc F4 Porsche 547 | 110 HP | 670 kg | 210 kph 90 litres | 4-speed | Dunlop |
| #61 Scuderia San Giorgio
Francesco Giardini | OSCA MT4/1500 1,491cc L4 OSCA 1500 | 120 HP | 710 kg | 205 kph 75 litres | 4-speed | Pirelli |