While on the Maiden America Shop tour in 2017, a question was brought to our attention on the ZCoaster outer support bearing. Why does that bearing spin inside the ZCoaster shell? Is it supposed to do that? And is that bad? To answer your question: it’s part of the design. […]
What sets the Profile Elite Cranks apart from the rest? Well, let’s get to brass tax… The features of Profile Elite cranks: – Handcrafted in the USA from 4340 heat-treated chromoly for maximum strength and stiffness. – Features a standard 22mm, 6LV4 Titanium Spindle. – The Crank set includes a […]
Long chainring bolts VS. Short chainring bolts, or why use long and short together? Long chainring bolts are primarily used for thicker gears and spiders, however the short chainring bolts are mostly found on complete bikes using a thinner spider and chainring.When you use the long 8mm fronts and […]
The eternal debate of Titanium versus Chromo. When to, and when not to? What do we recommend? An overview of the material. Our Chromo 19mm and 22mm GDH Spindles, Hub Bolts, 14mm and 3/8 Inner Hubs Axles, and GDH Crank Bolts are 4140 “Cold Drawn Annealed” steel. Our Chromo […]
Profile’s warranty policy often gets buried in our website. We wanted to bring it to the forefront for our Tech Tip #24. Here’s all you need to know! Thanks for the continued support. PROFILE RACING RACE CRANK LIFETIME LIMITED WARRANTY Profile Racing chromoly crankarms and chromoly spindles carry a Lifetime […]
Our second tech tip (of three total) on the Profile ZCoaster will also extend into maintenance of the Profile Mini, Totem, and Elite rear hubs as well as the Madera V-2 rear. As the title of this feature states: A clean hub is a happy hub. With any cassette hub (very much including […]
When you choose to ride Profile (and Madera) product, it is hand built the day you order. If it’s a hub, each part is pulled individually, pressed, assembled, tightened down and boxed. If it’s a crank set, the arms are broached/de-burred by hand, cleaned and boxed. If it’s a spline […]
The Profile Mini Rear Hub has become an industry staple over the past 16 years. In celebration of it’s 16 birthday, let’s crack into the internal assembly. Although we recommend you using a press, you can also follow the step-by-step tutorial here, using some common wrenches: http://www.profileracing.com/profile-38-mini-cassette-rear-hub-assembly-and-dis-assembly/ The components making […]
The Profile Mini Front Hub is a pretty simple concept: 8 parts compressed together to make a dialed mechanism. Although we recommend you using a press, you can also follow the step-by-step tutorial here, using some common wrenches: http://www.profileracing.com/overhauling-profilemadera-front-hubs/ The components making up the Profile Mini Front Hub (As well […]
The most common tech question we get here at the shop: If I have an outboard BB kit, what spindle length works best? Rule of thumb: 5-5/8″ for an inboard, 6″ for an outboard. Let Profile’s Gus Lanzilotta go into more detail here. We hope this helps?
We are taking precautions to protect our employees and follow CDC and state guidelines. In the meantime, our machine shop is still running, we're here to assist you and we'll be shipping product to help support bike shops during this difficult time.