Pivot Mach 4 SL Team XX Eagle Transmission Bike
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Pivot Mach 4 SL Team XX Eagle Transmission Bike
Pivot Mach 4 SL Team XX Eagle Transmission Bike Info
The Pivot Mach 4 SL Team XX Eagle Transmission Bike is Pivot's cross-country race platform built around SRAM's wireless Eagle Transmission drivetrain and a Fox suspension package tuned specifically for XC racing. Pivot describes the Mach 4 SL as "XC, distilled to its fastest form," a bike developed alongside its World Cup racing program rather than adapted down from a trail bike. At $11,999, this build keeps the electronic Transmission shifting that makes the Mach 4 SL lineup distinctive while running mechanical Fox suspension instead of RockShox's automatic Flight Attendant system.
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.
Eagle Transmission Drivetrain
The SRAM XX SL 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 XX SL Eagle DUB crankset runs a single chainring against a 10-52t XS-1299 Eagle Transmission cassette, shifted through an AXS Pod Ultimate controller. Braking comes from SRAM Motive Ultimate four-piston hydraulic disc brakes on 180mm front and 160mm rear rotors, and a RockShox Reverb AXS dropper post handles seat height on the fly.
Reynolds Blacklabel 309 XC Pro carbon wheels laced to Industry Nine Solix hubs keep rotating weight down, wrapped in Maxxis Rekon TR tires in a 29x2.4 EXO casing for a tire that rolls fast without giving up much traction on loose or rocky courses. The finishing kit is built for racing rather than all-day comfort: a Phoenix Team Flat Carbon handlebar at 760mm, a 60mm Phoenix Team XC/Trail stem, and a WTB World Cup Volt Carbon saddle. The frame is available from XS through XL, with a large running a 66-degree head angle, 75-degree seat angle, and 470mm reach, 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 Eagle Transmission's shift reliability without paying for automatic suspension tuning. The mechanical Fox suspension asks a little more setup attention than Flight Attendant's automatic damping, but it's proven on the World Cup circuit and gives a rider full manual control over lockout and compression through a race or a long training day.
Pivot Mach 4 SL Team XX Eagle Transmission Bike - Specifications
*Specifications are subject to change.
Pivot Mach 4 SL Team XX Eagle Transmission Bike Geometry
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Shipping bikes can be tricky. They are big and bulky but delicate. Shipping your passion / investment is nothing we take lightly. We go through great detail to ensure your new ride will get to you in perfect condition.
So you've purchased the bike of your dreams! We've put together this video to outline the R&A concept of shipping bikes and the steps we take to get you your new bike in perfect condition. It will show you the careful steps we take to assemble your bike to make it as easy as possible for you to get your bike on the road when you receive it. Ready to ride. It will also show you the tips and tricks of removing all of your parts in the most careful way to ensure your riding as quickly as possible.
