Bike Test: Alex Marin’s Manufacturing Privée Prototype Downhill Bike – Leogang World Cup DH 2021
At no expense spared, the R&D course of went from drafts to a completed prototype in simply 3 months. Manufacturing Privée says in-house CNC’ing was the important thing to this success. Forestal Bikes had some affect primarily based on their Twin Levity system; a single pivot with a linkage-driven shock.
Each the entrance and rear triangles are two separate halves. 4 items are lower from a strong block of aluminum, carved out in calculated locations to shed weight, after which welded collectively. The bike seems straight out of a Terminator film.
We took an in-depth have a look at the but unnamed downhill bike again in February.
The attain is just like the medium Santa Cruz V10 MX he rode final season. If this bike was made within the USA, it will be dubbed, Manufacturing Pabst.
Hyperlinks on hyperlinks, however the rear axle nonetheless strikes in a set arc. You’ll be able to see how a lot materials has been faraway from the within of the body partitions across the seat mast.
Alex has moved as much as a 550 lbs spring which solely produces 13% sag. He insists that the bike nonetheless has nice small bump compliance, however he needed to improve the fork strain to 73 PSI to steadiness issues out. The rear shock has the excessive pace compression totally opened with minimal low pace compression damping. Suntour solely produces the Rux fork for 27.5 wheels in the intervening time. Clearance is tight and dust clogs may very well be a priority this weekend.
Manufacturing Privee’s first merchandise to market have been this 50mm lengthy stem and 31.8mm handlebar that Alex has lower to 780mm width.
The Sensus Swayze lock-on grips are a should have for Alex. Like many different racers, he’s very explicit about his controls.
The adjustable dropouts permit for the choice of a full 29″ or a combined wheel configuration. The axle is torqued and marked in place for a fast eyeball test.
Formulation Cura brakes add to an already distinctive construct. Alex does not see the necessity for something greater than 203mm rotors at both finish.
One other rider within the mullet gang. Vee Rubber Assault 2.5 tires are usually pumped to 1.4 bar (20 PSI) entrance / 1.6 bar (23 PSI) rear. Marin feels that inserts add a harsh feeling to the experience and wasn’t afraid to confess he not often will get punctures.
Crank Brother Synthesis wheels have particular entrance and rear rims with totally different carbon layups and inside rim widths: 31.5mm entrance / 29.5mm rear.
Whenever you get to the speeds at this degree of racing, you’ll be able to’t let something distract you. Wheel weights are added for excellent steadiness.
Straight down the pipe.