Quiver

Santa Cruz2025

2025 Santa Cruz Megatower

Trail

The 2025 Santa Cruz Megatower sits more aggressive than most trail bikes, with a slacker head angle and a shorter rear center. Reach 430 to 520 mm, stack 616 to 670 mm. The Megatower GX AXS build comes with SRAM GX Eagle Transmission shifting and Maxxis Assegai tires.

Source: santacruzbicycles.com. Checked .

Key facts

Model year
2025
Type
Trail
Geometry labels
S, M, L, XL, and XXL
Drivetrain
Varies by build
Rear shock
Varies by build
Source
santacruzbicycles.com
Checked

Things to know

Compared with other trail bikes on frame geometry alone.

  • Slacker head angle than 9 in 10 trail bikes: 63.8 degrees, where most sit near 66.
  • Steeper seat angle than 9 in 10 trail bikes: 77.8 degrees, where most sit near 75.1.

Geometry by size

2025 Santa Cruz Megatower geometry drawing, size LSide view of the 2025 Santa Cruz Megatower frame in size L, drawn to scale from its published geometry, with lettered dimension lines.J 1266A 475mmB 638mmJ 1266mmH 440mmK 27mmC 613mmD 63.8°E 77.8°F 115mmG 430mmN 346mmL 723mm
Geometry drawing, size L, to scale.
2025 Santa Cruz Megatower geometry by size
MeasurementSMLXLXXL
Reach(mm)430455475495520
Stack(mm)616625638656670
Head tube angle(°)63.863.863.863.863.8
Seat tube angle(°)77.2477.4277.877.877.8
Effective top tube(mm)570Not available613Not availableNot available
Chainstay length(mm)436437440443447
Wheelbase(mm)12061236126612981333
BB drop(mm)26.526.526.526.526.5
BB height(mm)346346346346346
Standover(mm)709716723722724
Seat tube length(mm)380405430460500
Head tube length(mm)90100115135150
Sources agreeNot available

Requested. Requests decide what we research next.

Stock build

Megatower GX AXS23 parts

Frame

FrameFrom the manufacturer: Frame type Full SuspensionFrom the manufacturer: Category EnduroFrom the manufacturer: Rear travel 165mm

Suspension

Fox 38 Float Performance Elite
ForkFrom the manufacturer: Wheel size 29
Fox FLOAT X Performance Elite
Rear shockFrom the manufacturer: External adjustments 2-position adjust

Drivetrain

SRAM Pod Controller
Shifter
SRAM GX Eagle Transmission
CassetteFrom the manufacturer: Freehub body SRAM XD
ChainringFrom the manufacturer: Speeds 12
Bottom bracket

Wheels & Tires

Maxxis Assegai
TireFrom the manufacturer: Bead WTFrom the manufacturer: Tubeless ready
Maxxis Minion DHR II
Tire
HubFrom the manufacturer: Bearing type cartridge
Reserve 30|SL AL 6069
Rim

Brakes

SRAM Maven Stealth Bronze
Brake
SRAM HS2
RotorFrom the manufacturer: Thickness 2mm

Cockpit

HandlebarFrom the manufacturer: Width 800mm
Burgtec Enduro MK3
StemFrom the manufacturer: Length 42mm
Santa Cruz House
Grips

Seatpost & Saddle

OneUp Components Dropper Post
Dropper post
SaddleWidth 140mmLength 260mm

Keep your Megatower GX AXS in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Megatower X0 AXS23 parts

Frame

FrameFrom the manufacturer: Frame type Full SuspensionFrom the manufacturer: Category EnduroFrom the manufacturer: Rear travel 165mm

Suspension

Fox 38 Float Elite Factory
ForkFrom the manufacturer: Wheel size 29
Fox Float X2 Factory
Rear shock

Drivetrain

SRAM Pod Rocker Controller
ShifterFrom the manufacturer: Actuation type Electronic
SRAM X0 Eagle Transmission
Chain
Bottom bracket

Wheels & Tires

Maxxis Assegai
TireFrom the manufacturer: Bead WTFrom the manufacturer: Tubeless ready
Maxxis Minion DHR II
Tire
Industry Nine 1/1
Hub
Reserve 30|SL AL 6069
Rim

Brakes

SRAM Maven Stealth Silver
Brake
SRAM HS2
RotorFrom the manufacturer: Thickness 2mm
RotorFrom the manufacturer: Thickness 2mm

Cockpit

HandlebarFrom the manufacturer: Clamp diameter 35mm
Burgtec Enduro MK3
StemFrom the manufacturer: Length 42mm
Santa Cruz House
Grips

Seatpost & Saddle

OneUp Components Dropper Post
Dropper post
WTB Silverado Medium Fusion
Saddle

Keep your Megatower X0 AXS in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Megatower X0 AXS RSV22 parts

Frame

FrameFrom the manufacturer: Frame type Full SuspensionFrom the manufacturer: Category EnduroFrom the manufacturer: Rear travel 165mm

Suspension

Fox 38 Float Elite Factory
ForkFrom the manufacturer: Wheel size 29
Fox Float X2 Factory
Rear shock

Drivetrain

SRAM Pod Rocker Controller
ShifterFrom the manufacturer: Actuation type Electronic
SRAM X0 Eagle Transmission
Chain
ChainringFrom the manufacturer: Chainline 55mm
Bottom bracket

Wheels & Tires

Maxxis Assegai
TireFrom the manufacturer: Bead WTFrom the manufacturer: Tubeless ready
Maxxis Minion DHR II
Tire
Industry Nine 1/1
Hub

Brakes

SRAM Maven Stealth Silver
Brake
SRAM HS2
RotorFrom the manufacturer: Thickness 2mm

Cockpit

HandlebarFrom the manufacturer: Width 800mm
Burgtec Enduro MK3
StemFrom the manufacturer: Length 42mm
Santa Cruz House
Grips

Seatpost & Saddle

OneUp Components Dropper Post
Dropper post
WTB Silverado Medium Fusion
Saddle

Keep your Megatower X0 AXS RSV in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Megatower Frame1 partFrameset onlyLaunch price $4,199

Suspension

Fox Float X2 Factory
Rear shock

Keep your Megatower Frame in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Sources agreeManufacturer

Quick answers

Which size or configuration labels have geometry for the 2025 Santa Cruz Megatower?
Geometry is listed for S, M, L, XL, and XXL.
What are the reach and stack of the 2025 Santa Cruz Megatower in size L?
In size L, reach is 475 mm and stack is 638 mm.
What is the head tube angle of the 2025 Santa Cruz Megatower?
The head tube angle is 63.8 degrees in every size.
What does the 2025 Santa Cruz Megatower GX AXS ship with?
The stock build includes Santa Cruz Megatower, Fox 38 Float Performance Elite, SRAM Pod Controller, and Maxxis Assegai.
Which years of the Santa Cruz Megatower are on Quiver?
Quiver has the Santa Cruz Megatower for 2025, 2026, 2024, and 2021.

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet

Quiver keeps track of the bikes you own.

Free on App StoreFree on Google Play