Author Sonic 27.5 2021-22 vs Trek Slash 9.9 X01

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	Triple butted hydroformed alloy 6061 27.5"	OCLV Mountain Carbon main frame & stays, internal storage, tapered head tube, Knock Block 2.0, Control Freak internal routing, Carbon Armor, shuttle guard, threaded BB, ISCG 05, 34.9 mm seat tube, magnesium rocker link, Mino Link, ABP, Boost148, 160 mm travel
Stem	AUTHOR alloy	Bontrager Line Pro, 35 mm, Knock Block, Blendr compatible, 0 degree, 35 mm length
Handle Bar	AUTHOR Flat Top bar 9° 620 / 640 mm	Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 820 mm width
Fork	--	RockShox ZEB Ultimate, DebonAir spring, Charger 2.1 RC2 damper, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 170 mm travel
Seatpost	AUTHOR alloy (31.6)	Size : S - Bontrager Line Elite Dropper, 100 mm travel, MaxFlow, internal routing, 34.9 mm, 345 mm length Size : M, ML - Bontrager Line Elite Dropper, 150 mm travel, MaxFlow, internal routing, 34.9 mm, 440 mm length Size : L - Bontrager Line Elite Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm, 485 mm length Size : XL - Bontrager Line Elite Dropper, 200 mm travel, MaxFlow, internal routing, 34.9 mm, 550 mm length
Grip	AUTHOR kratton rubber	Bontrager XR Trail Pro, alloy lock-on
Crankset	--	Size : S - SRAM X01 Eagle, DUB, 30T alloy ring, Boost (55 mm chainline), 170 mm length Size : M, ML, L, XL - SRAM X01 Eagle, DUB, 30T alloy ring, Boost (55 mm chainline), 175 mm length
Chain	KMC X10	SRAM GX Eagle, 12 speed
Shifters	SHIMANO Deore (10)	SRAM X01 Eagle, 12 speed
Saddle	AUTHOR Champion	Bontrager Arvada, austenite rails, 138 mm width
Headset	--	Knock Block 2.0 Integrated, 72-degree radius (includes infinite-radius chip), sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Rear	SHIMANO Deore	SRAM X01 Eagle
Hub Front	--	Bontrager alloy, sealed bearing, 6-bolt, 108T Rapid Drive, SRAM XD driver, Boost148, 12 mm thru axle
Hub Rear	QUANDO Disc 32 holes	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Spoke	Black stainless steel 2.0 mm	--
Cassette	--	SRAM Eagle XG-1275, 10-52, 12 speed
Chainrings	--	Max: 34T, Min 28T
Bottom Bracket	PROWHEL BB unit	SRAM DUB MTB Wide, 73 mm, BSA threaded

Front	CST B-Trail aramid 27.5" × 2.25"	Bontrager SE4 Team Issue, Tubeless Ready, Core Strength sidewall, aramid bead, 60 tpi, 29 x 2.40''
Rear	CST B-Trail aramid 27.5" × 2.25"	Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewall, aramid bead, 60 tpi, 29 x 2.60''
Wheel / RIM	Rims : AUTHOR Xenon TRC 27.5 32 holes	Front : NEW Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD driver, Boost148, 12 mm thru axle

Front	TEKTRO Auriga disc hydraulic (6" rotors)	SRAM Code RSC 4-piston hydraulic disc Brake Rotor : SRAM CenterLine, 6-bolt, round edge, 180 mm
Rear	--	SRAM Code RSC 4-piston hydraulic disc Brake Rotor : SRAM CenterLine, 6-bolt, round edge, 200 mm
Brake Lever	TEKTRO Auriga WS	--

Front	--	--
Rear	--	--

Colors

--

Carbon Blue Smoke Factory Orange/Carbon Smoke Lithium Grey

Length	--	--
Weight	12.2 kg	14.12 kg

Features	--	- RockShox Super Deluxe Thru Shaft damper - Internal Storage - Complete frame protection - OCLV Mountain Carbon - Active Braking Pivot - Complete Tubeless System - Carbon Care Wheel Loyalty Program - Suspension Calculator - Knock Block
Additional Details	SIZE : 14", 16" HEAD PARTS: AUTHOR Integrated 1.5" tapered CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks FREE WHEEL: SHIMANO M4100-10 11-46 (10)	Shock : NEW RockShox Super Deluxe Ultimate, DebonAir spring, Thru Shaft 3-position damper, 230 x 62.5 mm Max compatible fork travel : 180 mm (596 mm axle-to-crown)
Accessories	--	Bontrager BITS Internal Frame Storage Bag