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Trek

Trek Marlin 7 Gen 3 Mountain Bike – 2026

£1,000.00

Trek Marlin 7 is your best friend on the trail and wherever else you roll thanks to its confidence-boosting trail geometry. It finds the perfect balance between price and performance with a RockShox suspension fork that makes quick work of rocks and bumps in your path, and loads of gears from the SRAM NX Eagle 12-speed drivetrain. Size or colour not shown? Message us

Clear
  • Built and checked in our workshop
  • Free collection in Limavady or courier delivery across Northern Ireland, the UK & Ireland
Specification
Frameset
Frame
  • XSAlpha Silver Aluminium, curved top tube, internal derailleur and dropper post routing, rack and kickstand mount, 135×5 mm ThruSkew
  • S–XXLAlpha Silver Aluminium, internal derailleur and dropper post routing, rack and kickstand mount, 135×5 mm ThruSkew
Fork
  • XSSRockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel
  • M–XXLRockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 46 mm offset for 29" wheel, 100 mm QR, 100 mm travel
Wheels
Hub frontFormula DC-20 LW, alloy, 6-bolt, 5×100 mm QR
Hub rearFormula DC-22LW, 6-bolt, Shimano 8/9/10 freehub, 135×5 mm QR
Rim
  • XS–XXLBontrager Kovee, double-wall, Tubeless-Ready, 28-hole, 23 mm width, Presta valve
  • M–XXLBontrager Kovee, double-wall, Tubeless-Ready, 32-hole, 23 mm width, Presta valve
Tyre
  • XSSMaxxis Rekon, tubeless ready, EXO casing, folding bead, 60 tpi, 27.5×2.40”
  • M–XXLMaxxis Rekon, tubeless ready, EXO casing, folding bead, 60 tpi, 29×2.40”
Rim stripBontrager TLR
Drivetrain
ShifterSRAM SX Eagle, 12-speed
Rear derailleurSRAM NX Eagle, 12-speed
Crank
  • XS–MSRAM SX Eagle, 30T steel ring, 49 mm chainline, 170 mm length
  • ML–XXLSRAM SX Eagle, 30T steel ring, 49 mm chainline, 175 mm length
Bottom bracketTruvativ Powerspline, 73 mm, threaded cartridge, 118 mm spindle
CassetteSRAM PG-1210 Eagle, 11-50, 12-speed
ChainSRAM SX Eagle, 12-speed
Components
Skewer rear173×5 mm QR
PedalVP-536 nylon platform
SaddleBontrager Verse Short, stainless steel rails
Seatpost
  • XSSTranzX JD-YSI34, 100 mm travel, internal routing, 34.9 mm, 350 mm length
  • MTranzX JD-YSI34, 125 mm travel, internal routing, 34.9 mm, 405 mm length
  • MLLTranzX JD-YSI34, 150 mm travel, internal routing, 34.9 mm, 456 mm length
  • XLXXLTranzX JD-YSI34, 170 mm travel, internal routing, 34.9 mm, 500 mm length
Handlebar
  • XSBontrager alloy, 31.8 mm, 5 mm rise, 690 mm width
  • SBontrager alloy, 31.8 mm, 15 mm rise, 720 mm width
  • M–XXLBontrager alloy, 31.8 mm, 15 mm rise, 750 mm width
GripsTrek Line Comp, nylon lock-on
Stem
  • XSSBontrager Comp, 31.8 mm, 7-degree, 35 mm length
  • M–LBontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length
  • XLBontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 60 mm length
  • XXLBontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 70 mm length
Head setSemi-integrated, 1-1/8"
BrakeShimano MT200 hydraulic disc
Brake rotor
  • XS–XXLShimano RT26, 6-bolt, 160 mm
  • M–XXLShimano RT26, 6-bolt, 180 mm
Brake SetShimano MT200 hydraulic disc

Good to know: manufacturers sometimes change specs, components, colours and graphics during a model year, so what you receive may differ slightly from the photos. If a detail matters to you, ask us before you buy and we'll check it for you.