Velopedia Bicycle Archive

2026 Marin TAM XR

Mountain bicycle from the Velopedia specification archive.

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What Velopedia knows

Model year
2026
Category
Mountain
Original MSRP
$5,499.00
Sizes
S, M, L, XL
Colors
Blue Pink
Geometry
4 manufacturer sizes · Geometry context
Record coverage
23 preserved details · 4 archived images · original MSRP · preserved geometry
Archive ID
900000521
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Manufacturer catalog

Published sizes and colors

4 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

SMLXL

Published colors

Blue Pink

Frameset

Frame ConstructionAll 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
Frame MaterialAluminum
ForkFox 34SL Performance Elite, 130mm Travel, Grip X Damper, Kabolt SL Axle 110x15mm, Tapered Steerer Tube, 44mm Offset
Rear ShockFox Float SL Performance Elite, 3-Pos Compression Adjust, EVOL LV Air Spring, 190x45mm, 30x8m Hardware, 0.6 VC, CL+ RF CMF Tune

Drivetrain

ShiftersShimano Deore Di2, 12-Speed
Rear DerailleurShimano Deore Di2, 12-Speed, SGS
CranksetRace Face Turbine, 32T Alloy Ring, 30mm Spindle, 170mm, 55.5mm CL
Bottom BracketRace Face BSA Threaded 68/73
BB Shell Width73 mm
CassetteShimano, Deore 12-Speed, 10-51T
ChainKMC X-12 Silver and Black

Brakes

Brakes(F) SRAM Motiv Silver, 4-Piston Hydraulic Disc, HSC 180mm Rotor / (R) SRAM Motiv Silver, 4-Piston Hydraulic Disc, HSC 180mm Rotor; Levers: SRAM Motiv Silver

Cockpit & Contact Points

HeadsetFSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”
HandlebarMarin Mini-Riser, 6061 Double Butted Aluminum, 780mm Width, 30mm Rise, 5º Up, 9º Back
StemMarin 3D Forged Alloy, 55mm
SaddleMarin Speed Concept
SeatpostPNW Loam Dropper Post Gen 2+, Range Lever MMX Clamp, Adjustable Travel, 30.9mm Diameter, S = 150MM / M = 170MM / L-XL = 200MM

Wheels & Tires

Hubs(F) WTB X7, 110x15, Straight Pull, 28H, 6-Bolt Disc / (R) WTB X7, 148x12, Straight Pull, 28H, 6-Bolt Disc , MicroSpline FH
RimsWTB KOM Light i30, 28H
SpokesWTB Bladed
Front TireMaxxis Rekon Race, 29x2.35", Folding Bead, Tubeless Ready
Rear TireMaxxis Rekon Race, 29x2.35", Folding Bead, Tubeless Ready
Wheel Size29"

Size-specific frame data

Geometry

4 sizes · 16 measurements

Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.

MeasurementSMLXL
Seat tube400 mm410 mm450 mm500 mm
Effective top tube562.7 mm595.7 mm623.7 mm656.7 mm
Head tube90 mm100 mm110 mm120 mm
Head-tube angle65°65°65°65°
Seat-tube angle76°76°76°76°
Chainstay / rear center435 mm435 mm435 mm435 mm
Wheelbase1166 mm1200 mm1229.6 mm1263.7 mm
Bottom-bracket drop38 mm38 mm38 mm38 mm
Bottom-bracket height333 mm333 mm333 mm333 mm
Reach425 mm455 mm480 mm510 mm
Stack593.8 mm603 mm612 mm621 mm
Standover height594 mm595 mm719 mm744 mm
Fork offset / rake44 mm44 mm44 mm44 mm
Crank length170 mm170 mm170 mm170 mm
Stem length55 mm55 mm55 mm55 mm
Handlebar width780 mm780 mm780 mm780 mm

Geometry source: Manufacturer HTML geometry table ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.

Geometry tools

Analyze a published size

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S geometry

Archive context: Its stack of 593.8 mm sits toward the lower end. Its bottom-bracket drop of 38 mm sits somewhat deeper than typical. Its reach of 425 mm sits close to the middle of the group.

Compared with 168 distinct mountain geometries in the Small-equivalent size cohort from model years 2024–2027 in the Velopedia archive.
Want to go deeper?Open this exact published size and configuration in the Velopedia Geometry Analyzer, then complete any measurements the manufacturer did not provide.
Analyze S geometry

Parts & serviceability

Find replacement parts

3 top part searches
ChainKMC X-12 Silver and BlackExact archived model
CassetteShimano, Deore 12-Speed, 10-51TComponent family — verify exact version
Front tireMaxxis Rekon Race, 29x2.35", Folding Bead, Tubeless ReadyNamed tire and published size
More qualified parts (6)
Bottom bracketRace Face BSA Threaded 68/73Named archived component — verify dimensions
CranksetRace Face Turbine, 32T Alloy Ring, 30mm Spindle, 170mm, 55.5mm CLNamed archived component — verify exact version
Rear derailleurShimano Deore Di2, 12-Speed, SGSComponent family — verify exact version
ShiftersShimano Deore Di2, 12-SpeedComponent family — verify exact version
HeadsetFSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”Named archived component — verify dimensions
RimsWTB KOM Light i30, 28HNamed archived component — verify dimensions

Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.

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Used-bike inspection

If you’re buying this bike used

Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.

Follow the full used-bike inspection order →
  • FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
  • BrakesBoth levers should feel firm and return cleanly. Check for fluid around the levers and calipers, inspect pad thickness and contamination, and look for worn or bent rotors.Inspect the brakes →
  • SuspensionAsk when the fork and shock were last serviced. Check the stanchions for damage, look for oil at the seals, cycle both units through their travel and test the suspension pivots for play.Evaluate the suspension →
  • DrivetrainConfirm every shift-system battery charges, every shift control works and the derailleur moves cleanly across the cassette. Make sure the matching shift-system charger is included, then measure chain wear and inspect the cassette teeth.Check drivetrain wear →
  • Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads. If it is set up tubeless, confirm both tires hold pressure and ask when the sealant was last refreshed.Check wheels and tires →
Bike-specific inspection checklist 23 checks based on 6 archived component groups Open checklistClose checklist
0 of 23 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2026 Marin TAM XR · Mountain · Published sizes: S, M, L, XL

Archived: 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 · Fork: Fox 34SL Performance Elite, 130mm Travel, Grip X Damper, Kabolt SL Axle 110x15mm, Tapered Steerer Tube, 44mm Offset

Archived: Fork: Fox 34SL Performance Elite, 130mm Travel, Grip X Damper, Kabolt SL Axle 110x15mm, Tapered Steerer Tube, 44mm Offset · Rear shock: Fox Float SL Performance Elite, 3-Pos Compression Adjust, EVOL LV Air Spring, 190x45mm, 30x8m Hardware, 0.6 VC, CL+ RF CMF Tune

Archived: Shifters: Shimano Deore Di2, 12-Speed · Rear derailleur: Shimano Deore Di2, 12-Speed, SGS · Crankset: Race Face Turbine, 32T Alloy Ring, 30mm Spindle, 170mm, 55.5mm CL · Bottom bracket: Race Face BSA Threaded 68/73 · Cassette: Shimano, Deore 12-Speed, 10-51T · Chain: KMC X-12 Silver and Black

Archived: Brakes: (F) SRAM Motiv Silver, 4-Piston Hydraulic Disc, HSC 180mm Rotor / (R) SRAM Motiv Silver, 4-Piston Hydraulic Disc, HSC 180mm Rotor; Levers: SRAM Motiv Silver

Archived: Wheel size: 29" · Rims: WTB KOM Light i30, 28H · Hubs: (F) WTB X7, 110x15, Straight Pull, 28H, 6-Bolt Disc / (R) WTB X7, 148x12, Straight Pull, 28H, 6-Bolt Disc , MicroSpline FH · Front tire: Maxxis Rekon Race, 29x2.35", Folding Bead, Tubeless Ready · Rear tire: Maxxis Rekon Race, 29x2.35", Folding Bead, Tubeless Ready

Controls and contact points

Archived: Headset: FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2” · Handlebar: Marin Mini-Riser, 6061 Double Butted Aluminum, 780mm Width, 30mm Rise, 5º Up, 9º Back · Stem: Marin 3D Forged Alloy, 55mm · Seatpost: PNW Loam Dropper Post Gen 2+, Range Lever MMX Clamp, Adjustable Travel, 30.9mm Diameter, S = 150MM / M = 170MM / L-XL = 200MM · Saddle: Marin Speed Concept

Before and during the test ride

Follow the full used-bike inspection order →

Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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