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Pivot

Mach 4 SL V4 Ride Eagle 70/90 Mountain Bike

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$6,399.00
Color:White Avalanche

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Mach 4 SL V4 Ride Eagle 70/90 with Fox Performance suspension and SRAM Transmission

What Our Gearhead® Experts Are Saying:


"I like how this build keeps the core performance of the Mach 4 SL platform while using the mechanical Eagle Transmission system. Shifting feels solid and reliable, and the Fox Performance suspension gives it that supportive, race-ready feel. It is a great option for riders who want modern drivetrain tech and proven suspension performance at a strong value."


Competitive Romantic Copy


The Mach 4 SL V4 Ride Eagle 70/90 Mountain Bike brings Pivot’s race-focused hollow-core carbon chassis together with SRAM’s Mechanical Eagle Transmission technology for a capable and efficient cross-country setup. The dw-link suspension system delivers 100mm of rear travel that maintains traction under power while preserving sharp acceleration. Up front, the Fox Performance 34 SL fork provides 120mm of controlled travel for modern XC courses that demand both speed and technical precision.


The SRAM Eagle 70/90 Mechanical Transmission 12-speed drivetrain features a direct-mount rear derailleur interface and a 10-52t cassette range for confident climbing and high-speed pedaling. SRAM DB8 Stealth 4-piston brakes paired with 180mm front and 160mm rear rotors deliver consistent stopping power. DT Swiss X1900 wheels in a Boost configuration enhance stiffness and durability, while Maxxis Ardent Race 29 x 2.2in tires balance rolling efficiency and predictable grip.


For competitive riders and ambitious trail enthusiasts, the Mach 4 SL V4 Ride Eagle 70/90 offers a lightweight, responsive, and performance-driven platform ready to tackle race courses and fast singletrack alike.


Heads up - We do our best to keep bike specs and images current, but occasional component changes can happen without warning-and sometimes the photos might not show the exact build you'll receive. If you want to double-check the details, our Gearheads are always here to help.


Details

  • Built for cross-country racing and fast trail riding
  • Hollow-core carbon frame with dw-link rear suspension
  • Fox Performance 34 SL fork with 120mm travel
  • Fox Performance Float rear shock with 100mm travel
  • SRAM Eagle 70/90 Mechanical Transmission 12-speed drivetrain
  • DT Swiss X1900 29in wheelset with Boost spacing
  • Maxxis Ardent Race 29 x 2.2in tires for efficient rolling speed
  • SRAM DB8 Stealth 4-piston hydraulic disc brakes
  • Item #PIV1X5O
Frame Material
Hollow-core carbon
Suspension
dw-link
Rear Shock
Fox Performance Float
Rear Travel
100mm
Fork
Fox Performance 34 SL 29 GRIP
Front Travel
120mm
Headset
Integrated Pivot Precision Sealed
Shifters
SRAM Eagle 90 Mechanical Transmission (12-speed)
Rear Derailleur
SRAM Eagle 90 Mechanical Transmission (12-speed)
ISCG Tabs
ISCG-05
Crankset
SRAM Eagle 70 DUB
Chainring Sizes
32t
Crank Arm Length
[x-small - small] 170mm [medium - x-large] 175mm
Bottom Bracket
SRAM DUB
Cassette
SRAM XS-1270 Eagle Transmission
Cassette Range
10-52t
Chain
SRAM Eagle 70 Flattop (12-speed)
Brakeset
SRAM DB8 Stealth 4-piston
Brake Type
hydraulic disc
Rotors
SRAM Centerline (180mm/160mm)
Handlebar
Phoenix Race Low Rise Aluminum
Handlebar Sweep
[backsweep] 9 degree
Handlebar Width
780mm
Grips
Phoenix Factory Lock-On
Stem
Phoenix Race XC Trail
Saddle
WTB Race Volt Narrow
Seatpost
JD Pivot Dropper
Wheelset
DT Swiss X1900
Hubs
DT Swiss 370 Boost
Front Axle
15 x 110mm Boost
Rear Axle
12 x 148mm Boost
Tire Clearance
up to 2.4in
Tires
Maxxis Ardent Race TR EXO
Tire Size
29 x 2.2in
Pedals
not included
Claimed Weight
26lb (11.8kg)
Activity
cross-country, trail
Manufacturer Warranty
limited lifetime

Mach 4 SL

Faster Where It Matters

Pivot Mach 4 SL carbon cross-country mountain bike with Fox suspension and Maxxis tires on trail at sunset.

Engineered for modern XC with size-specific carbon tuning and dw-link precision.

Pivot Mach 4 SL dw-link rear suspension system with Fox shock and SRAM XX drivetrain.

Pedal Efficiency. Locked Traction

dw-link balances anti-squat with small-bump compliance. Power transfers forward without sacrificing grip

Pivot Mach 4 SL carbon head tube and cockpit with internal cable routing

Clean Cockpit Control

Dual cable ports simplify routing and reduce noise. Wireless builds deliver a fully uncluttered front end.

Pivot Mach 4 SL carbon frame with integrated down tube storage compart

Essentials. Secured Inside

Integrated downtube storage keeps tools off your body. Includes two bags and magnetic quick-link holder.

Rider sending the Pivot Mach 4 SL cross-country mountain bike on forest singletrack.

Rider pedaling the Pivot Mach 4 SL carbon XC mountain bike at sunset

Rider cornering the Pivot Mach 4 SL carbon XC mountain bike on forest singletrack.

Cross-country riders taking in the view with the Pivot Mach 4 SL carbon mountain bike.

Cross-country riders charging singletrack on the Pivot Mach 4 SL carbon mountain bike

Pivot Mach 4 SL carbon XC mountain bike on dusty trail at sunset

Shop all 2025 Mach 4 SL

Two cyclist racing down a trail with Pivot brand logo overlay.

Performance Redefined Since 2007

Pivot Cycles was founded in 2007 by industry veteran Chris Cocalis with a simple goal: build the best mountain bikes possible for riders who demand more from their ride. Drawing on decades of experience and a passion for engineering excellence, Pivot quickly became known for premium carbon frames, innovative suspension tuning, and bikes that excel across trail, enduro, downhill, and e-mountain categories. Based in Tempe, Arizona, Pivot combines precision design, rigorous testing on real terrain, and a rider-first philosophy to create machines that climb efficiently, descend with confidence, and elevate the entire riding experience. Rooted in community and a love of the sport, Pivot supports riders everywhere who know that the bike is just the beginning.

Shop All Pivot