Brompton A Line vs Marin 2022 Alpine Trail XR

Drivetrain	Brompton 3 speed drivetrain, 177% range	Shimano SLX/XT drivetrain
Riding Modes	3 Speed (Utility)	--
Frame	Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints Rear Frame: Hand brazed cold-formed micro-alloy steel tubing	Series 4 6061 Aluminum Frame, 29” Wheels, 150 mm Travel MultiTrac Suspension Platform, Internal Dropper Post and Rear Derailleur Routing, Chainstay Mounted Post Mount Disc Brake, 148 x 12 mm Boost Thru- Axle, 73 mm Threaded BB w/ ISCG05 Tabs
Stem	--	Marin CNC Stem, 35 mm Length, 35 mm Bar Bore
Handle Bar	Mid handlebar	Marin 35 mm 7000 Alloy Bar, 780 mm Length, 5 Degree Up, 8 Degree Back
Fork	Steel Brazed Fork	--
Seatpost	Extended, Silver (35")	X-Fusion Manic, 1x Composite Remote, Size S 125 mm Travel, Size M and L 150 mm Travel, Size XL 175 mm Travel, 30.9 mm
Grip	Push-on Rubber Grips	Marin Single Clamp Locking
Crankset	--	FSA Gradient, Modular 1x, 32T Direct Mount Chainring, MegaTooth Technology, Mego EXO Spindle, Boost Spacing
Pedals	Non-folding Composite Pedals	--
Chain	6061 forged aluminium crank with 44T chainring and integrated chainguard	KMC X-12 Silver and Black
Shifters	Brompton 3 Speed Shifter	--
Saddle	A Line saddle with black rails 147mm width Composite seat clamp and rear frame clip in matt black finish	Marin Speed Concept
Headset	Brompton Headset	FSA No 57, Sealed Cartridge Bearings, 1 1/8" x 1 1/2”
Derailleur Rear	Brompton Chain Pusher	Shimano XT 12-Speed, SGS
Hub Front	--	Shimano HF-MT410B, 110 x 15 mm, Centerlock
Hub Rear	--	Shimano HB-MT510B, 148 x 12 mm, Centerlock, Microspline Freehub Body
Spoke	--	14g Black Stainless Steel
Cassette	--	Shimano SLX M7100 Cassette, 12-Speed, 10-51T
Sprocket	13 Tooth	--
Bottom Bracket	Square taper bottom bracket	MEGAEVO BB, 73 mm BSA Threaded

Front	Schwalbe Marathon Racer	Maxxis Assegai 29 x 2.5”, MAXX TERRA, EXO+, Tubeless Compatible
Rear	Schwalbe Marathon Racer	Maxxis Assegai 29 x 2.5”, MAXX TERRA, EXO+, Tubeless Compatible
Wheel / RIM	Rear Wheel: Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket Front Wheel: Double wall rims, 28 spokes laced to a Brompton front hub	Marin Aluminum Double Wall, 29 mm Inner, Sleeved Joint, Disc Specific, Tubeless Compatible
Tube	Schrader Valve	--

Front	Brompton A Line calipers	Shimano BR-MT420, 4-Piston Hydraulic Disc, 203 mm Rotor
Rear	Brompton A Line calipers	Shimano BR-MT420, 4-Piston Hydraulic Disc, 180 mm Rotor
Brake Lever	--	Shimano BL-M4100 Hydraulic, I-Spec EV Compatible

Front	--	RockShox Lyrik Ultimate, 29”, 160 mm of Travel, Air Sprung, Debonair, Charger 2.1, Fast Black Stanchions, 110 x 15 mm Maxle Stealth, 42 mm Offset
Rear	--	Rock Shox Super Deluxe Coil Ultimate RCT, Coil Spring, Climb Switch, LS Compression and Rebound Adjustment, 205 x 65 mm, Trunnion Upper Mount, 25 mm x M8 Lower Mount (S/M = 350lb, L/XL = 450lb)

Colors

White

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Length	--	--
Weight	11.5 kg	--

About	The Brompton A Line is a practical bicycle designed with a focus on utility. Its technical spec Read More	--
Features	- 3 Easy to use hub gears - Folds in 20 seconds	- Modern Angles - Bridgeless Seatstay - One Piece Forged Rocker
Additional Details	Folded Size: 25.3' H' x 23'' W x 10.6'' D Hinge Clamps: Composite hinge clamp levers	Size Range : S, M, L, XL Shift Lever : Shimano SLX 12-Speed, I-Spec EV Bolt-On Thru-Axle Downtube Protector