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Pivot Mach 4 SL Pro X0 Eagle Transmission Bike


Precio normal $8,79900

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Coming soon! Reserve your Pivot Mach 4 SL Pro X0 Eagle Transmission Bike today and a sales associate will contact you within 24 hours with the shipping date.

Pivot   |   SKU: 004SLV429AXOC--BSFLGDRPYN  |   Option: Blue Stellar Fade, L

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* Product image may vary. Refer to the description for accurate details.

Pivot Mach 4 SL Pro X0 Eagle Transmission Bike Info

The Pivot Mach 4 SL Pro X0 Eagle Transmission Bike is Pivot's cross-country race platform built around SRAM's X0 Eagle Transmission drivetrain and Fox suspension, positioned as the value entry into the Mach 4 SL lineup's electronic drivetrain builds. Pivot describes the Mach 4 SL as "XC, distilled to its fastest form," a bike developed alongside its World Cup racing program. At $8,799, this X0-level build keeps the same frame, suspension platform, and Transmission shifting technology found on the SL's higher-spec builds while trimming cost through the drivetrain and wheel spec.

Frame construction uses Pivot's highest-modulus carbon fiber, molded with the brand's proprietary Hollow Core technology, which the brand says trims 300 to 400 grams compared to the previous Mach 4 SL generation. Suspension runs on Pivot's dw-link design, using position-sensitive anti-squat to resist pedal bob under hard pedaling efforts while still working deeper in the stroke to absorb bigger hits. Travel is adjustable between 110mm and 120mm at the rear, paired with a 120mm fork, giving a rider room to set the bike up for a pure XC race or open it up slightly for a rougher course.

Fox Suspension

Up front, the Fox Factory 34 SL fork uses Fox's GRIP SL damper, built specifically for short-travel XC forks to cut weight without giving up small-bump sensitivity. A wraparound arch design adds torsional stiffness over Fox's previous XC fork platform, and inboard bypass channels keep bath oil circulating to the bushings and seals for smoother action through the stroke. A Fox Factory Float shock handles the rear, working with the dw-link layout to keep the bike efficient under power while still absorbing square-edge hits on technical XC terrain.

X0 Eagle Transmission Drivetrain

The SRAM X0 Eagle AXS Transmission drivetrain uses SRAM's direct-mount, hangerless derailleur interface, which bolts straight to the frame at the rear axle instead of relying on a replaceable hanger. That mount is rated to withstand significant impact force before deforming, and the derailleur needs no B-tension or limit screw adjustment after setup. The SRAM X0 Eagle DUB crankset runs a single 34t chainring against a 10-52t XS-1295 Eagle Transmission cassette, shifted through an AXS Pod controller. Braking comes from SRAM Motive Silver four-piston hydraulic disc brakes on 180mm front and 160mm rear rotors, and a Fox Transfer Factory Series dropper post handles seat height, running on a mechanical actuator rather than the wireless AXS system found on pricier builds.

DT Swiss XR1700 wheels wrap in Maxxis Rekon TR tires in a 29x2.4 EXO casing, a tire built to roll fast while still holding a line on loose or rocky XC terrain. The finishing kit is built for racing over all-day comfort: a Phoenix Team Flat Carbon handlebar at 760mm, a 60mm Phoenix Team XC/Trail stem, and a narrow WTB Pro Volt saddle. The frame is available from XS through XL, with a head angle of 66 degrees and seat angle of 75 degrees across sizes, and reach spanning 410mm at XS to 495mm at XL, geometry built for stability at speed without losing the sharp cornering an XC racer needs on a tight lap.

This build suits a racer who wants the Mach 4 SL's frame technology and Transmission's shift reliability at a lower price than the Team-level builds, without needing top-tier drivetrain components or carbon wheels to get there. The mechanical Fox Transfer dropper and DT Swiss alloy-style wheels are the clearest places where this build trims cost relative to the higher-spec Mach 4 SL, while the frame, suspension, and drivetrain platform underneath remain identical.

Pivot Mach 4 SL Pro X0 Eagle Transmission Bike - Specifications

Frame Material:
Carbon
Fork:
Fox Factory 34SL / 44mm Offset / GRIP SL / 120mm travel
Rear Suspension:
Fox Factory Float
Headset:
Pivot Precision Sealed Integrated Cartridge
Seatpost:
Fox Transfer Factory Series
Rear Derailleur:
SRAM X0 Eagle AXS
Crankset:
SRAM X0 Eagle DUB
Chainrings:
34t
Brake Calipers:
SRAM Motive Silver 4-piston
Brake Levers:
SRAM Motive Silver 4-piston
Rotors:
SRAM Centerline Centerlock 180mm (front), 160mm (rear)
Shifters:
SRAM AXS Pod Controller
Cassette:
SRAM XS-1295 Eagle Transmission 12-speed 10-52
Chain:
SRAM X0 Eagle 12-speed
Wheel - Front:
DT Swiss XR1700
Wheel - Rear:
DT Swiss XR1700
Stem:
Phoenix Team XC/Trail / 60mm
Handlebar:
Phoenix Team Flat Carbon / 760mm wide
Saddle:
Phoenix WTB Pro Volt (Narrow Width)
Tires:
Maxxis Rekon TR / EXO 29x2.4
Grips:
Phoenix Factory Lock-On
Pedals:
Not Included
Travel:
120mm (front) / 110-120mm (rear)

*Specifications are subject to change.

Pivot Mach 4 SL Pro X0 Eagle Transmission Bike Geometry

Pivot Mach 4 SL Pro X0 Eagle Transmission Bike Mountain Bike Geometry
Size:
L
M
S
XL
XS
B. Seat Tube (c-t)
460
420
394
505
355
C. Top Tube Length
640
619
591
672
574
D. Head Tube Length
110
105
92
135
85
E. Chain Stay Length
432
432
432
432
432
F. BB Drop
38
38
38
38
38
G. Seat Tube Angle
75
75
75
75
75
H. Head Tube Angle
66
66
66
66
66
I. Stand Over Height
686
687
655
699
641
J. Wheel Size
29"
29"
29"
29"
29"
K. Stack
606
602
590
629
583
L. Reach
470
450
425
495
410
Stem Length
60mm
60mm
60mm
60mm
60mm
Bar Width
760mm
760mm
760mm
760mm
760mm

The RA Perspective

The Pro X0 build is where the Mach 4 SL lineup starts to make the most financial sense for a racer who doesn't need every top-tier part. The frame, dw-link suspension, and Fox 34 SL fork are the same as what you'd find on the pricier Team XX builds, so the ride quality on climbs and through technical sections doesn't change. What does change is drivetrain weight and dropper actuation, and neither of those affects lap times as much as the marketing around top-tier parts would suggest.

The X0 Eagle Transmission derailleur shifts every bit as reliably under load as the XX SL version, it's just slightly heavier and finished differently. The mechanical Fox Transfer dropper post is the one component we'd flag as a real difference in day-to-day feel, since it requires a cable pull rather than a wireless actuator, though it's a proven, reliable design that's been on race bikes for years.

We'd recommend this build to a racer or serious rider who wants the Mach 4 SL's frame and suspension technology without paying a premium for the lightest possible drivetrain and wheelset. It's the same race bike underneath, built to a price point that makes more sense for someone racing on a budget rather than chasing every gram.

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