MONGOOSE Legion L40 - Copper | High-tensile Steel | 3-piece Tubular Chromoly

The Legion L40 is the perfect BMX-style bike for riders 5'0" to 5'6" and comes in two color options. Today's the day to up your BMX game — order a Mongoose bike to make that happen.
FEATURES
Hi-Ten steel frame and mid BB shell.
Drivetrain features 175 mm 3-piece tubular chromoly hollow spindle cranks with a 25T steel chainring and mid sealed bearing bottom bracket.
20” x 2.3” tires mounted on aluminum single wall 36H rims with 3/8” in axle front hub and 9T cog sealed bearing cassette rear hub.
Hi-Ten steel handlebar and fork, 50 mm stem, standard 1-1/8” headset, and aluminum U-brake and brake levers.
20.5” top tube length. Suggested rider height is 5’0” – 5’6”.
SPECIFICATIONS
FRAME Hi-Ten steel, BMX freestyle geometry, mid BB shell
FORK Hi-Ten steel
CRANK 3-piece, tubular chromoly, 25T steel chainring
CHAIN KMC S1
BOTTOM BRACKET Mid sealed bearing, 8-spline spindle
REAR COG Single-speed, 9T cassette driver
RIMS Aluminum single wall, 24 mm ID, 36H
FRONT HUB Steel, ball bearing, 3/8 in axle, 36H
REAR HUB Steel, sealed-bearing cassette, 14 mm axle, 36H
SPOKES 14G, steel, black
TIRES 20 in x 2.3 in, wire bead
PEDALS Mongoose, nylon
BRAKES U-brake, aluminum
HANDLE BAR Mongoose, Hi-Ten steel, 28 in width, 8 in rise
STEM Mongoose, threadless top load, 50 mm
HEADSET Threadless, integrated 1-1/8", retainer bearing
SEAT POST Steel, 250 mm, 25.4 mm
SADDLE Mongoose Unifier, 1 piece rails
GRIPS Mongoose MushXL, 160 mm
SIZES One size
GEOMETRY AND SIZING
L500
L100
L80
L60
L40
A
HEAD TUBE ANGLE (DEGREES)
75
75
75
74.5
74.5
B
SEAT TUBE ANGLE (DEGREES)
71
71
71
71
71
C
HORIZONTAL TOP TUBE LENGTH (MM)
534
534
527
521
521
D
SEAT TUBE LENGTH (MM)
223
223
223
223
223
E
STANDOVER HEIGHT (MM)
565
565
565
565
565
F
HEAD TUBE LENGTH (MM)
120
120
120
100
100
G
CHAINSTAY LENGTH (MM)
348
348
348
348
348
H
FORK OFFSET (MM)
35
35
35
35
35
I
BOTTOM BRACKET DROP (MM)
40
40
40
40
40
J
WHEELBASE (MM)
925
925
922
920
920
STEM LENGTH (MM)
50
50
50
48
48
BAR WIDTH (MM)
733
700
745
733
733
SEAT POST SIZE (MM)
25.4
25.4
25.4
25.4
25.4