Compare: 2020 Alchemy Ronin — Shimano Ultegra Di2 Disc

Bike Comparison

Only show differences

	Ronin — Shimano Ultegra Di2 Disc2020 Alchemy	Recommended Checkpoint ALR 42025 Trek

MSRP	$7,499	$1,799
Where to Buy	— $1 At	$1,799 At Trek $1,799 At Biloxi Bicycle Works
Category	Gravel	Gravel
Weight		21.6 lbs
	7.8	3.0
Frame	Carbon	Aluminum
Fork	Carbon	Carbon
Wheels	Aluminum	Aluminum
Wheel Size	700c	700c
Clearance	45c
Brakes	Hydraulic Disc	Mechanical Disc
Groupset	Ultegra Di2	Apex
Drivetrain	2 × 11 Electronic	1 × 11
Brand Site	alchemybicycles.com	trekbikes.com
Summary	The Alchemy Ronin — Shimano Ultegra Di2 Disc is a carbon frame gravel bike with high-end components and hydraulic disc brakes.

Similar Bikes

Accessories

Ride Feel

Based on frame geometry and build specs.

Rider Position

relaxedaggressive

Terrain

smoothrugged

2020 Ronin — Shimano Ultegra Di2 Disc

2025 Checkpoint ALR 4

Other Gravel bikes

Gear Range

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

2020 Ronin — Shimano Ultegra Di2 Disc

31 mph

2025 Checkpoint ALR 4

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Geometry

Specs

	Ronin — Shimano Ultegra Di2 Disc2020 Alchemy	Checkpoint ALR 42025 Trek

Frame	BB Standard: BB86/BB92, Press Fit Tire Clearance: 45c	300 Series Alpha Aluminum, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle BB Standard: BB86/BB92, Press Fit Tire Clearance: 45c
Fork		Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle
Bottom Bracket	Shimano Dura Ace BB9100 BB86	SRAM DUB, T47 threaded, internal bearing
Headset	Cane Creek 40-Series IS42/IS52
Stem	Zipp Service Corse	Size: 49, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: 52, 54, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: 56, 58, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length; Size: 61, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 100mm length
Handlebar	Zipp Service Corse	Size: 49, Bontrager Elite Gravel, 38cm width; Size: 52, Bontrager Elite Gravel, 40cm width; Size: 54, 56, Bontrager Elite Gravel, 42cm width; Size: 58, 61, Bontrager Elite Gravel, 44cm width
Saddle	Fizik Antares R7	Size: 49, 52, Bontrager Verse Comp, steel rails, 155mm width; Size: 54, 56, 58, 61, Bontrager Verse Comp, steel rails, 145mm width
Seatpost	Zipp Service Corse	Bontrager alloy, 27.2mm, 12mm offset, 330mm length

Groupset

Rear Derailleur	Shimano Ultegra RX805	SRAM Apex 1, long cage, 42T max cog
Front Derailleur	Shimano Ultegra R8050
Crank	Shimano Ultegra R8000 50/34	Size: 49, SRAM Apex 1, 40T, DUB Wide, 165mm length; Size: 52, SRAM Apex 1, 40T, DUB Wide, 170mm length; Size: 54, 56, SRAM Apex 1, 40T, DUB Wide, 172.5mm length; Size: 58, 61, SRAM Apex 1, 40T, DUB Wide, 175mm length
Shifters	Shimano Ultegra R8070 Di2 Shift/Disc Brake	SRAM Apex, 11 speed
Cassette	Shimano Ultegra R8000 11-34	SRAM PG-1130, 11-42, 11 speed
Chain	Shimano Chain HG-701	SRAM PC-1130, 11 speed
Brakes	Shimano Ultegra R8070	Tektro C550 mechanical disc brake, dual piston, flat mount

Wheels

Rims	HED Ardennes Disc Brake	Bontrager Paradigm, Tubeless Ready, 24-hole, 21mm width, Presta valve
Spokes		14g stainless steel, black
Front Hub		Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
Rear Hub		Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle
Tires	Teravail Cannonball – 700 x 42 tubeless	Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40mm
Disc Rotors	Shimano RT800 140mm	Tektro, centerlock, 160mm

Riders Also Compared