Geometry Comparisons LEADER BIKES (USA) 721 (2021-2023 Models) - ComGeo (Bike Frame Geometry Comparison Site)

Model

LEADER BIKES (USA) / 721

Updated Last : April 21, 2025

Color

Key Features

Designed for the urban street, LEADER 721 is the most popular and economical frame from Leader. Leader 721 comes with a tapered head tube for greater stiffness and a muscular look.

What's New

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1 Square = 10cm

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Size Chart

Size	46	48	50	52	54	56	58	60	46	48	50	52	54	56	58	60
SeatTube Center To Top	460(460)	480(480)	500(500)	520(520)	540(540)	560(560)	580(580)	600(600)	460(460)	480(480)	500(500)	520(520)	540(540)	560(560)	580(580)	600(600)
SeatTube Center To Center	420(None)	440(None)	460(None)	480(None)	500(None)	520(None)	540(None)	560(None)	420(None)	440(None)	460(None)	480(None)	500(None)	520(None)	540(None)	560(None)
SeatTube Angle	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)
Effective TopTube	520(520)	525(525)	530(530)	535(535)	545(545)	565(565)	575(575)	590(590)	520(520)	525(525)	530(530)	535(535)	545(545)	565(565)	575(575)	590(590)
TopTube*	510(520)	519(525)	528(530)	534(535)	545(545)	567(565)	577(575)	593(590)	510(520)	519(525)	528(530)	534(535)	546(545)	567(565)	577(575)	593(590)
HeadTube	83(83)	84(84)	85(85)	100(100)	115(115)	130(130)	150(150)	165(165)	83(83)	84(84)	85(85)	100(100)	115(115)	130(130)	150(150)	165(165)
HeadTube Angle	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75(75)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)	75.5(75.5)
Fork	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)	368(368)
Fork Rake	28(28)	28(28)	28(28)	28(28)	28(28)	28(28)	28(28)	28(28)	30(30)	30(30)	30(30)	30(30)	30(30)	30(30)	30(30)	30(30)
ChainStay	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)	380(None)
BB Drop	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)	50(50)
BB Height*	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)	290(None)
Reach*	392(395)	397(400)	401(405)	402(405)	409(410)	425(425)	429(430)	441(440)	396(395)	401(400)	406(405)	407(405)	413(410)	429(425)	434(430)	446(440)
Stack*	478(480)	479(480)	480(480)	495(495)	509(510)	524(525)	543(545)	558(560)	479(480)	480(480)	481(480)	496(495)	510(510)	525(525)	544(545)	559(560)
Stand Over*	736(735)	746(745)	757(755)	773(770)	790(785)	807(800)	827(815)	844(835)	737(735)	747(745)	757(755)	774(770)	791(785)	808(800)	828(815)	844(835)
Front Center*	538(None)	543(None)	548(None)	553(None)	563(None)	583(None)	593(None)	608(None)	540(None)	545(None)	550(None)	555(None)	565(None)	585(None)	595(None)	610(None)
Wheel Base*	912(None)	917(None)	922(None)	927(None)	937(None)	957(None)	967(None)	982(None)	915(None)	920(None)	925(None)	930(None)	940(None)	960(None)	970(None)	985(None)
Tire Clearance	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()	700x28()

: reference values

: measured values

* : calculated values( ) : official values Details

List

LEADER BIKES (USA) / 721

Model

LEADER BIKES (USA) / 721

Color

Key Features

What's New

Choose Size

Size Chart

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