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Transition Spire Alloy 2021-2022

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Geometry

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	SM (High)	SM (Low)	MD (High)	MD (High)	LG (High)	LG (Low)	XL (High)	XL (High)	XXL (High)	XXL (Low)
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Reach	344	499	471	510	512	536	478	502	448	474
Stack	566	615	640	546	744	691	728	751	537	720
Top Tube (effective)	523	504	511	536	557	511	621	570	556	596
Seat Tube C-T	363	335	350	411	514	441	483	409	472	502
Head Angle	59	52	55	57	53	59	63	67	58	71
Seat Angle	85	63	80	82	67	86	80	62	69	64
Head Tube	118	118	107	88	118	121	134	104	128	107
Chainstay	437	399	361	488	369	417	454	364	439	413
Wheelbase	1442	1202	1044	1037	1110	1090	1511	1557	1431	1458
Standover	579	700	691	782	616	793	864	587	893	765
BB Drop	23	28	27	20	22	33	25	25	29	26
BB Height	386	377	332	368	296	287	337	406	322	304
BB Type	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded	73mm BSA Threaded
Fork Rake / Offset	45	40	36	45	52	43	45	36	50	40
Axle to Crown	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm
Fork Length (A2C)	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm	584mm
Seatpost Diameter	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm	31.6mm
Axle Spacing	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm	12x148mm
Wheel Size	29	27	32	24	24	25	26	24	33	28
Tyre Max Width	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6	29 x 2.6
Max Post Insertion	200mm	200mm	230mm	230mm	270mm	270mm	300mm	300mm	330mm	330mm
Handlebar Width	800mm	800mm	800mm	800mm	800mm	800mm	800mm	800mm	800mm	800mm
Stem Length	40mm	40mm	40mm	40mm	40mm	40mm	40mm	40mm	40mm	40mm
Crank Length	165mm	165mm	165mm	165mm	165mm	165mm	165mm	165mm	165mm	165mm
Front Travel	156	184	162	157	156	180	155	188	184	166
Rear Travel	152	171	200	170	181	197	139	161	180	138
Shock Size	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm	205mm x 65mm
Rider Height	153-170cm	153-170cm	164-182cm	164-182cm	175-190cm	175-190cm	185-200cm	185-200cm	190-205cm	190-205cm
Headset	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack	56mm Zero Stack
Seat Clamp	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm	34.9mm
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

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