Surly ECR vs Trek Madone SLR 9 Gen 7

Load Carrying Capacity	--	125 kg (275 lb)
Battery	--	Shimano BT-DN300
Charger	--	Charging cable included
Frame	Surly ECR, 100% Surly 4130 CroMoly steel. ED coated. Double-butted main triangle. TIG-welded	800 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, IsoFlow seat tube, invisible cable routing, 3S aero chain keeper, T47 BB, flat mount disc, 142x12 mm thru axle
Stem	ProMax 4 bolt, 31.8	--
Handle Bar	Surly Moloko	Size: 47 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 35 cm control width, 38 cm drop width, 80 mm stem length Size: 50, 52 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 37 cm control width, 40 cm drop width, 90 mm stem length Size: 54 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 39 cm control width, 42 cm drop width, 90 mm stem length Size: 56, 58 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach,
Fork	Surly ECR, TIG-welded custom-butted 4130 CroMoly, non-suspension corrected, 1-1/8˝ steerer tube, 203mm disc brake clearance	Madone KVF full carbon, tapered carbon steerer, internal brake routing, flat mount disc, carbon dropouts, 12x100mm thru axle
Seatpost	SeatpostPromax 27.2, 350L, Offset Clamp: Surly Stainless, 30.0mm (Surly stainless included)	Size: 47, 50, 52, 54 Madone aero carbon seat post, 0 mm offset, short length Size: 56, 58, 60, 62 Madone aero carbon seat post, 0 mm offset, long length
Grip	Velo Lock-On	Bontrager Supertack Perf tape
Crankset	SRAM NX Eagle 30T	Size: 47 Shimano Dura-Ace R9200, 52/36, 165 mm length Size: 50, 52 Shimano Dura-Ace R9200, 52/36, 170 mm length Size: 54, 56, 58 Shimano Dura-Ace R9200, 52/36, 172.5 mm length Size: 60, 62 Shimano Dura-Ace R9200, 52/36, 175 mm length
Chain	SRAM NX Eagle	Shimano Dura-Ace/XTR M9100, 12-speed
Shifters	SRAM NX Eagle	Shimano Dura-Ace R9270 Di2, 12 speed
Saddle	WTB Volt Sport	Size: 47, 50, 52 Aeolus RSL, carbon rails, 155 mm width Size: 54, 56, 58, 60, 62 Aeolus RSL, carbon rails, 145 mm width
Headset	Cane Creek, 40 series, 1-1/8"	--
Derailleur Front	--	Shimano Dura-Ace R9250 Di2, braze-on, down swing
Derailleur Rear	SRAM NX Eagle	Shimano Dura-Ace R9250 Di2, 34T max cog
Hub Front	OE 32h QR	--
Hub Rear	OE 32h Thru axle	--
Cassette	--	Shimano Dura-Ace R9200, 11-30, 12-speed
Chainrings	--	1x: 50T, 2x: 54/40
Bottom Bracket	SRAM Powerspline 118/73	Praxis, T47 threaded, internal bearing

Front	Surly Knard 27.5x3.0", 60TPI Tubeless Ready	Bontrager R4 320, 700x25 mm
Rear	Surly Knard 27.5x3.0", 60TPI Tubeless Ready	Bontrager R4 320, 700x25 mm
Wheel / RIM	Rims: WTB Scraper i40 TSC	F: Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, 100x12 mm thru axle R: Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, Shimano 11/12 freehub, 142x12 mm thru axle

Front	Avid BB7, Centerline rotors. 180/160mm	Shimano Dura-Ace hydraulic disc Rotors Shimano MT900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62) Shimano CL900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62)
Rear	Avid BB7, Centerline rotors. 180/160mm	Shimano Dura-Ace hydraulic disc Rotors Shimano MT900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62) Shimano CL900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62)
Brake Lever	Avid FR-5	--

Front	--	--
Rear	--	--

Colors

Tank Green Blacktacular

Deep Smoke Azure Satin Quicksilver Axinite Flip/Trek Black Viper Red Metallic Red Smoke to Red Carbon Smoke

Length	--	--
Weight	--	7.1 kg

Features	- Two wheel platforms available: 27.5+ for frame sizes XS–M and 29+ for M–XL - Dedicated Rohloff cable routing and mount for OEM 2 axle plate. - Dedicated Surly Trailer mounts. - Gnot-Boost rear spacing with Rohloff torque arm slot and Bill/Ted trailer mount. - Rack and fender, multiple three-pack mounts and mid-blade.	--
Additional Details	Cog or cogset: SRAM Eagle 11-50T, 12 speed	--