Alpine Trail 1
OverviewAbout the Marin Alpine Trail 1
The Marin Alpine Trail 1 is a mountain bike, built on an aluminium frame, listed at $3,599.99 at BikesOnline. An off-road bike for trails, with grippy tyres and trail-ready geometry.
How it comparesThe Alpine Trail 1 against similarly priced bikes
- At $3,599.99 it costs less than 50% of the 223 mountain bikes we list.
- Head angle: 63.5 degrees, slacker, so steadier on descents than the middle of similarly priced full-suspension mountain bikes (64.5 degrees).
- Front travel: 170 mm, more than the middle of similarly priced full-suspension mountain bikes (150 mm).
- Rear travel: 160 mm, more than the middle of similarly priced full-suspension mountain bikes (140 mm).
- Reach (size M): 460 mm, about the same as similarly priced full-suspension mountain bikes (middle 460 mm).
- Lowest gear ratio: 0.63, about the same as similarly priced full-suspension mountain bikes (middle 0.62).
- Gears at the back: 12-speed, about the same as similarly priced full-suspension mountain bikes (middle 12-speed).
Closest alternatives on price
same price · 160 mm fork vs 170 mm
$100 less · 140 mm fork vs 170 mm
$100 less
$101 less · 150 mm fork vs 170 mm
Compare the Alpine Trail 1 with the two closest side by side
Compared with the 28 similar mountain bikes on BikeFinder priced $2,500 to $4,850, using each bike's published specs and the price shown on its page.
SizingWhat size Alpine Trail 1 do I need?
Enter your height to see the size Marin recommends.
| Size | Rider height | In feet |
|---|---|---|
| S | 160 to 168 cm | 5 ft 3 in to 5 ft 6 in |
| M | 168 to 178 cm | 5 ft 6 in to 5 ft 10 in |
| L | 178 to 188 cm | 5 ft 10 in to 6 ft 2 in |
| XL | 188 to 193 cm | 6 ft 2 in to 6 ft 4 in |
Rider heights from Marin's size chart. Height is a starting point: arm and leg length, flexibility and riding style all matter, so a test ride beats any chart. How bike sizing works.
SpecificationsWhat we know
- Brand
- Marin
- Category
- Mountain
- Frame
- Aluminium
- Wheel size
- Mullet (29/27.5)
- Drivetrain
- Shimano Deore 1x12
- Brakes
- Disc
- Frame sizes
- S, M, L, XL
- Price
- $3,599.99 at BikesOnline, was $4,499.99. In stock, checked 3 Nov 2026.
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm the current details and availability with the seller before purchase.
GeometrySize M
- Stack
- 634 mm
- Reach
- 460 mm
- Stack/reach
- 1.38
- Head angle
- 63.5 deg
- Seat angle
- 79 deg
- Wheelbase
- 1248 mm
- Chainstay
- 435 mm
- Standover
- 690 mm
GearingRatios
Ratios are derived from the chainrings and cassette. They describe the gearing, not any rider's ability.
Drivetrain & buildFull specification
- Groupset
- Shimano Deore
- Shifting
- Mechanical
- Drive
- 1x
- Speeds
- 12
- Crank
- Samox RAC61C Forged Alloy Crankset, 165mm
- Chainrings
- 32
- Cassette
- Shimano Deore Cassette, 12-Speed, 10 to 51T
- Rear derailleur
- Shimano Deore Rear Derailleur, 12-Speed, SGS
- Brakes
- TRP Slate EVO Hydraulic Disc, Resin Pads, I-Spec EV Compatible, 4-Piston
- Rotors
- 203mm
- Wheelset
- Marin Double Wall Alloy Rim, 29mm Inner Width, Sleeved Joint, Tubeless Compatible, Disc Specific, 32H
- Rim internal width
- 29 mm
- Stock tyre
- 29x2.5 / 27.5x2.5
- Tubeless
- Yes
- BB standard
- Threaded
- Seatpost
- TranzX YS160QL Adjustable Travel Dropper Post, 34.9mm, 150mm Travel (Size S) / 170mm Travel (Size M) / 200mm Travel (Sizes L to XL)
- Cockpit
- Marin 3D Forged Alloy Stem, 35mm / Marin Mini-Riser Handlebar, 6061 Double Butted Aluminium, 780mm Width, 28mm Rise, 5 deg Up Sweep, 9 deg Back Sweep
- Saddle
- Marin Speed Concept
SuspensionMTB detail
- Front travel
- 170 mm
- Rear travel
- 160 mm
- Fork
- X-Fusion Vengeance
- Shock
- X-Fusion H3A Air Shock
- Wheel config
- Mullet
- Dropper
- TranzX YS160QL Adjustable Travel Dropper Post
- Dropper travel
- 150 mm
- Discipline
- Enduro
- Suspension
- full suspension
Bike DNAWhat the numbers say
- Steering
- A 63.5 deg head angle points to very slack, built for steep descending.
- Climbing
- Lowest ratio 0.63 is a very low climbing gear for steep or loaded climbs.
Derived from the published geometry and gearing above. It describes the numbers, not a ride test.
BikeFinder Data Profile: geometry and specification researched from published sources (BikesOnline product page (specification list and geometry table)), verified 2026-11-03. This is a specification analysis, not a physical ride review.
Where to buyStockist
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