Compare Trek 820 and Trek Madone SLR 9 Gen 7

Compare Specifications of Trek 820 and Trek Madone SLR 9 Gen 7

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Trek 820

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Trek Madone SLR 9 Gen 7

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Technical Specifications

Load Carrying Capacity	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)	125 kg (275 lb)
Battery	--	Shimano BT-DN300
Charger	--	Charging cable included
Frame	Trek Custom Steel, rack mounts, 135 x 5 mm QR	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	Size : XS - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 60 mm length Size : S - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : M/L, L - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 90 mm length Size : XL - Bontrager alloy, 31.8 mm clamp, Blendr compatible, 7 degree, 100 mm length	--
Handle Bar	Size : XS, S - Bontrager alloy, 31.8 mm, 15 mm rise, 660 mm width Size : M/L, L, XL - Bontrager alloy, 31.8 mm, 15 mm rise, 690 mm width	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	SR Suntour M-3030, coil spring, 100 x 5 mm QR, 75 mm travel	Madone KVF full carbon, tapered carbon steerer, internal brake routing, flat mount disc, carbon dropouts, 12x100mm thru axle
Seatpost	Size : XS, S - Bontrager alloy, 29.2 mm, 12 mm offset, 300 mm length Size : M/L, L - Bontrager alloy, 29.2 mm, 12 mm offset, 330 mm length Size : XL - Bontrager alloy, 29.2 mm, 12 mm offset, 400 mm length	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	Bontrager SSR	Bontrager Supertack Perf tape
Crankset	Shimano Tourney TY301, 42/34/24, 170 mm length	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
Pedals	VP-536 nylon platform	--
Chain	KMC Z7, 7 speed	Shimano Dura-Ace/XTR M9100, 12-speed
Shifters	Shimano Tourney EF41, 7 speed	Shimano Dura-Ace R9270 Di2, 12 speed
Saddle	Bontrager 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	1-1/8'' threadless	--
Derailleur Front	Shimano Tourney TY500, 31.8 mm clamp, top swing, dual pull	Shimano Dura-Ace R9250 Di2, braze-on, down swing
Derailleur Rear	Shimano Tourney TY300, long cage, 34T max cog	Shimano Dura-Ace R9250 Di2, 34T max cog
Hub Front	Formula FM31 alloy, 7sp freewheel, 135 x 5 mm QR	--
Hub Rear	Formula FM21 alloy, 100 x 5 mm QR	--
Spoke	Bontrager Approved	--
Cassette	Shimano TZ500, 14-28, 7 speed	Shimano Dura-Ace R9200, 11-30, 12-speed
Chainrings	42 / 34 / 24	1x: 50T, 2x: 54/40
Bottom Bracket	--	Praxis, T47 threaded, internal bearing

Tyres

Front	Frame : 26 x 2.00" Fork : See manufacturer	Bontrager R4 320, 700x25 mm
Rear	Frame : 26 x 2.00" Fork : See manufacturer	Bontrager R4 320, 700x25 mm
Wheel / RIM	Bontrager AT-550, alloy, 36-hole, schrader valve	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

Brakes

Front	Tektro alloy linear-pull	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	Tektro alloy linear-pull	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)