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Today’s DealsTAM 1
A 29″ aluminum frame full suspension trail bike with mid-range components.
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Manufacturer Price
$2,399| Frame | Aluminum |
|---|---|
| Suspension | Full, 120 / 130mm |
| Fork | X-Fusion |
| Shock | X-Fusion |
| Wheels | 29″ Aluminum |
| Drivetrain | 1 × 11 |
| Groupset | microSHIFT Advent |
| Brakes | Tektro Gemini Hydraulic Disc |
| Seatpost | Dropper |
Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.
Compare the full TAM model range
View Comparison5'2" – 5'8"
5'6" – 5'11"
5'10" – 6'3"
6'1" – 6'7"
🐐 Estimated
None yet.
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Apr 2026 · Travis Reill
Marin named their new XC bike, the TAM, after Marin County's Mt. Tam, which is arguably one of mountain biking's birthplaces

Apr 2026 · Dario DiGiulio
The Tam features 120mm of travel and aggressive geometry for an XC bike.
Great balance of XC efficiency and trail bike ride quality
Stable geometry, easy to intuit, wide usability range
Nice suspension feel, good platform for pedaling and pumping
Internal cable routing (though unguided)
Generous tire clearance up to 29x2.4"
Long dropper post insertion depths
Up to 200mm rear rotor clearance
Two water bottle mounts per size
Competitively light weight potential (well under 28 lb build possible)
Chainslap protection minimal, especially with Di2 drivetrain
Cable noise inside frame (no foam included, unguided routing)
Twisty and flat cornering not as sharp as traditional XC geo
Handlebar sweep feels odd (personal preference)
Weight as tested on size Large is 29.8 lb (not ultra-light)
Heavier build kits may need upgrades for pure XC racing
| Frame | All new Series 4 Aluminum, 29" Wheels, 120mm IsoTrac Suspension Platform, Full Internal Cable Routing, Chainstay Mounted 160MM DM, 148x12mm Boost Thru-Axle, 73mm BB Shell, ISCG 05 Tabs Color: Black Grey |
|---|---|
| Fork | X-Fusion Rezza, 130mm Travel, Fine-Cut Damper RCP 3-Pos, 110x15mm Bolt-On Axle, 44mm Axle Travel: 130mm |
| Shock | X-Fusion Rezza, RLX 3-Pos Compression Adjust, 190x45mm, 30x8M Hardware, B-Tune Travel: 120mm |
| Bottom Bracket | External Sealed Cartridge Bearing |
| Headset | FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2” |
| Stem | Marin 3D Forged Alloy, 45mm |
| Handlebar | Marin Mini-Riser, 6061 Double Butted Aluminum, 780mm Width, 20mm Rise, 6º Up, 9º Back |
| Saddle | Marin Speed Concept |
| Seatpost | X-Fusion Manic LC Dropper Post, Adjustable Travel, 1X Remote MMX Clamp, 30.9MM Diamter, S = 150MM / M = 170MM / L-XL = 200MM Type: Dropper |
| Grips | Marin Grizzly Lock-On |
| Rear Derailleur | microSHIFT Advent MX, RD-M7005M, 11-Speed |
|---|---|
| Crank | Marin Forged Alloy, Integrated Steel 32T Narrow Wide Chainring, 170mm Crank Length, Boost Spacing |
| Shifters | microSHIFT Advent MX, SL-M7115-R, 11-Speed |
| Cassette | microSHIFT Advent CS-H114, 11-50T, 11-Speed |
| Chain | KMC X-11 Silver and Black |
| Brakes | Tektro HD-M535 Hydraulic Disc, 180mm Rotor Type: Tektro Gemini Hydraulic Disc |
| Brake Levers | Tektro HD-M535 |
| Rims | Marin Aluminum Double Wall, 29mm Inner, Sleeved Joint, Disc Specific, 28H, Tubeless Compatible |
|---|---|
| Spokes | 14g Black Stainless Steel |
| Front Hub | Novatech, 110x15mm, 6-Bolt Disc, 28h |
| Rear Hub | Novatech, 148x12, 6-Bolt, HG Driver, 28H |
| Tires | Delium Fast, 29x24", Light Construction, Dual Compound, Tubeless Ready |
First added April 17
Last updated June 20