Martin Truex Jr. leads first Daytona 500 practice session

Truex sent his session-best lap speed of 195.920 mph late in the session while running together with his Joe Gibbs Racing teammates Kyle Busch and Erik Jones.

Busch ended up second-fastest (195.852 mph) and Jones third (195.793 mph). Tyler Reddick was fourth and Ty Dillon completed the top-five.

Ryan Newman ended up sixth, Daniel Hemric seventh, Matt DiBenedetto eighth, Alex Bowman ninth and Michael McDowell rounded out the top-10.

All 42 cars entered in the race made at least one lap. Kurt Busch completed the most laps (18).

There were no incidents in the 50-minute session.

Cla	#	Driver	4506	Laps	Time	Gap	Interval	Mph
1	19	Martin Truex Jr.	Toyota	16	45.937			195.920
2	18	Kyle Busch	Toyota	14	45.953	0.016	0.016	195.852
3	20	Erik Jones	Toyota	17	45.967	0.030	0.014	195.793
4	31	Tyler Reddick	Chevrolet	17	46.369	0.432	0.402	194.095
5	13	Ty Dillon	Chevrolet	15	46.384	0.447	0.015	194.032
6	62	Brendan Gaughan	Chevrolet	6	46.386	0.449	0.002	194.024
7	8	Daniel Hemric	Chevrolet	16	46.409	0.472	0.023	193.928
8	95	Matt DiBenedetto	Toyota	14	46.494	0.557	0.085	193.573
9	88	Alex Bowman	Chevrolet	9	46.613	0.676	0.119	193.079
10	34	Michael McDowell	Ford	6	46.688	0.751	0.075	192.769
11	96	Parker Kligerman	Toyota	13	46.829	0.892	0.141	192.189
12	24	William Byron	Chevrolet	3	46.873	0.936	0.044	192.008
13	14	Clint Bowyer	Ford	10	46.964	1.027	0.091	191.636
14	12	Ryan Blaney	Ford	11	47.029	1.092	0.065	191.371
15	37	Chris Buescher	Chevrolet	9	47.116	1.179	0.087	191.018
16	11	Denny Hamlin	Toyota	7	47.163	1.226	0.047	190.828
17	48	Jimmie Johnson	Chevrolet	9	47.185	1.248	0.022	190.739
18	9	Chase Elliott	Chevrolet	9	47.242	1.305	0.057	190.508
19	27	Casey Mears	Chevrolet	7	47.271	1.334	0.029	190.392
20	42	Kyle Larson	Chevrolet	16	47.280	1.343	0.009	190.355
21	22	Joey Logano	Ford	13	47.287	1.350	0.007	190.327
22	21	Paul Menard	Ford	3	47.362	1.425	0.075	190.026
23	2	Brad Keselowski	Ford	11	47.377	1.440	0.015	189.966
24	71	Ryan Truex	Chevrolet	14	47.440	1.503	0.063	189.713
25	4	Kevin Harvick	Ford	6	47.506	1.569	0.066	189.450
26	6	Ryan Newman	Ford	7	47.537	1.600	0.031	189.326
27	40	Jamie McMurray	Chevrolet	6	47.619	1.682	0.082	189.000
28	47	Ryan Preece	Chevrolet	11	47.620	1.683	0.001	188.996
29	38	David Ragan	Ford	6	47.631	1.694	0.011	188.953
30	3	Austin Dillon	Chevrolet	10	47.671	1.734	0.040	188.794
31	10	Aric Almirola	Ford	7	47.675	1.738	0.004	188.778
32	41	Daniel Suarez	Ford	9	47.779	1.842	0.104	188.367
33	17	Ricky Stenhouse Jr.	Ford	9	47.790	1.853	0.011	188.324
34	1	Kurt Busch	Chevrolet	18	47.840	1.903	0.050	188.127
35	43	Darrell Wallace Jr.	Chevrolet	7	48.041	2.104	0.201	187.340
36	32	Corey Lajoie	Ford	11	48.170	2.233	0.129	186.838
37	36	Matt Tifft	Ford	5	48.311	2.374	0.141	186.293
38	15	Ross Chastain	Chevrolet	1	48.316	2.379	0.005	186.274
39	00	Landon Cassill	Chevrolet	6	48.387	2.450	0.071	186.000
40	52	Cody Ware	Chevrolet	2	49.171	3.234	0.784	183.035
41	51	B.J. McLeod	Chevrolet	5	49.578	3.641	0.407	181.532
42	66	Joey Gase	Toyota	7	50.142	4.205	0.564	179.490