Felt B Performance Ultegra Mix vs Trek Slash 8

Frame	Felt Aero TT/Tri UHC Performance carbon fiber, MMC with Inside Out construction, 68 mm BSA threaded bottom bracket shell, horizontal dropouts with integrated dropout adjusters, internal mechanical or electronic cable routing	--
Stem	Devox Tri, ±17¡ rise, ¯31.8 mm, 47 cm (650c) : 60 mm, 51 cm: 80 mm, 54 - 56 cm: 90 mm, 58 cm: 100 mm, 61 cm: 110 mm	Bontrager Line, 35 mm, Knock Block, 0-degree, 40 mm length
Handle Bar	Devox Bayonet 3.1 base bar with Devox Ergomod extensions, ¯31.8 mm, 48 - 51 cm: 390 mm, 54 - 58 cm: 420 mm	Bontrager Line, alloy, 35 mm, 27.5 mm rise, 820 mm width
Fork	Felt Aero TT/Tri UHC Performance carbon fiber blades and dropouts, 1.125" aluminum steerer tube	RockShox Lyrik Select+, DebonAir spring, Charger 2.1 RC damper, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 170 mm travel
Seatpost	Felt DA/B Aero UHC Advanced carbon fiber, 350 mm length	TranzX JD-YSP39, 150 mm travel, internal routing, 34.9 mm
Grip	--	Bontrager XR Trail Pro, alloy lock-on
Crankset	Shimano 105 R7000, 52/36T, 48 -51 cm: 165 mm, 54 -56 cm: 170 mm, 58 cm: 172.5 mm	SRAM X1 Eagle, DUB, 30T steel ring, Boost (55 mm chain line), 175 mm length
Chain	Shimano 11-speed	SRAM GX Eagle, 12-speed
Shifters	microSHIFT TT 11-speed	SRAM GX Eagle, 12-speed
Saddle	Prologo Nago Evo Tri40 T2.0	Bontrager Arvada, hollow chromoly rails, 138 mm width
Headset	FSA integrated sealed cartridge bearing with Felt Variable Height Cone Spacers (20 mm PC, 4.5 mm aluminum), Felt top cap, IS-21, 1.125"	Knock Block 2.0 Integrated, 72-degree radius (includes infinite-radius chip), sealed cartridge bearing, 1-1/8" top, 1.5" bottom
Derailleur Front	Shimano Ultegra R8000 braze-on	--
Derailleur Rear	Shimano Ultegra R8000 11-speed short cage	SRAM GX Eagle
Hub Front	Devox TTR4, 100 mm QR, 24H	--
Hub Rear	Devox TTR3, sealed cartridge bearing, 11-speed, 130 mm QR, 28H	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Spoke	2.0 mm stainless steel	--
Cassette	Shimano 11-speed, 11-28T	SRAM Eagle XG-1275, 10-52, 12-speed
Chainrings	--	Max: 34T, Min 28T
Bottom Bracket	--	SRAM DUB MTB Wide, 73 m, BSA threaded

Front	Vittoria Zaffiro Pro Slick folding, 700 x 23c, 47 cm: Vittoria Rubino G+, 650 x 23c	Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.40"
Rear	Vittoria Zaffiro Pro Slick folding, 700 x 23c, 47 cm: Vittoria Rubino G+, 650 x 23c	Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.60"
Wheel / RIM	Devox 30A, tubeless compatible, 17 mm width, 27 mm depth	Bontrager TLR

Front	Shimano 105 R7000 dual pivot caliper	SRAM Code R hydraulic disc, SRAM CenterLine, 6-bolt, round edge, 180 mm rotor
Rear	TRP T822 TT direct mount caliper brake	SRAM Code R hydraulic disc, SRAM CenterLine, 6-bolt, round edge, 200 mm rotor
Brake Lever	Aero TT/Tri	--

Front	--	--
Rear	--	--

Colors

Matte Obsidian Grey (Aquafresh)

Lithium Grey Dnister Black

Length	--	--
Weight	8.82 kg	15.04 kg

Features	- Carbon fiber frame and fork - Aerodynamically optimized design - Exceptional handling and fit customization	- RockShox Super Deluxe Thru Shaft damper - Internal Storage - Active Braking Pivot
Additional Details	Bar Tape : Devox Gel tape and new EVA arm pads with anti-microbial cover Bottom Bracket : Shimano Hollowtech BSA threaded Seatpost Clamp : Felt Aero Integrated DA/B	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) Skewer rear : Bontrager Switch thru-axle, removable lever
Accessories	Carbon assembly paste	--