1.   Certain biker
4.   Another word for 1 across
7.   Revolutions Per Minute, shortened
10. Hot color
11. Common link between blue and queue
12. Turbulent force
15. Norma ____
16. Bike seat
18. Nights before
19. Sped
21. Elev.
22. Reminder of a 6 down
25. "_____ to bed.. "
26. Cycling gear
27. MD associate
28. Vital sign (abbr)
29. Fly over the bike (not on purpose)
31. Calendar increments
32. Get up and ___!
33. Slang version of you
34. Meat substitute
35. Listens to
37. Off-center; askew
39. About (abbr)
41. Give up some cash
45. Up for it
47. Cigar residue
48. Title of respect
49. Biol. or chem.
51. Drops, for example
58. Elderly
59. Another name for 38 down
61. Main component of a bicycle
65. Scored high
66. Buddy
67. It can be steep
68. Particular outerwear
69. Cycling
1.   Riding rhythm
2.   They power the pedaling
3.   It meshes with the chain
4.   Certain tire
5.   Brainstorm
6.   Pavement pain? (2 wds)
8.   Resistance
9.   Get-together
10. Train syst.
13. Traveler's ride, for short
14. Shaped to reduce resistance
16. Ocean
17.  Night opposite
20. Hundred-mile ride
23. Artificial intelligence, for short
24. Short for route or right
27. Royal Air Force, shortened
28. Cycling is good for your whole _____
30. Stately tree
31. "It's all ________ from here.. "
32. Things to shift
36. Short for Environmental Protection Agency
37. Moves the tail in excitement
38. _____ bucket
40. Hard-boiled, preferably
43. Cool ___ a cucumber
44. Tucking in close behind other riders
46. Cooling syst.
50. Certain circular needs
52. Perform
53. Particular cheeses
54. Exclamation of discovery
55. Parks and ____
56. Smooth and glossy
57. Dismount; get ____
60. Annapolis state (abbr)
62. Copy
63. Defect in wood