Tech Tips

Repair guides written from the workstand in Ballston Spa — bleeding brakes, chasing creaks, setting preload, and the tools each job actually needs.

White hardtail mountain bike clamped in a Unior workstand by the seatpost, ready for Hollowtech II bottom bracket service

Bottom Brackets

Replace or clean your Hollowtech II Bottom Bracket

A workshop guide to servicing a noisy Shimano Hollowtech II bottom bracket: how to tell whether it needs cleaning or replacing, how to remove the cranks and cups with a 16-notch external wrench, and the reinstall torques.

· 8 min read

Unior disc brake alignment tool 1757-2 inserted between rotor and caliper pads to fix disc brake rub on a wheel

Brakes

Fix Disc Brake Rub

That tsss-tsss of rotor on pad is fixable: caliper alignment, piston resets, and rotor truing to silence disc brake rub.

· 2 min read

Unior 193HX-US 3 mm hex T-handle removing a jockey wheel bolt from a black rear derailleur cage held in hand

Drivetrain

Service Your Jockey Wheels

Jockey wheels quietly wear to the point of failure. How to clean, grease, and check play in your derailleur pulleys before they let the chain go.

· 1 min read

Juice Lubes Bearing Juice multi-purpose grease jar open in a mechanic's hand, fingertip scooping green grease

Workshop

Avoid Seized Parts

The parts that seize first — seatposts, pedals, pinch bolts — and the grease, prep, and washing habits that keep winter grime from welding them in place.

· 2 min read

Rear derailleur and cassette on a bicycle drivetrain, illustrating where a bent mech hanger is diagnosed

Drivetrain

How to Save a Bent Mech Hanger

Shifting suddenly feels off? How to spot a bent mech hanger and straighten it accurately with an alignment gauge before it wrecks your drivetrain.

· 1 min read

Hand holding a Unior 193HX-US 5 mm hex T-handle next to a road bike crankset to check for a creaky bottom bracket

Bottom Brackets

Creaky bottom bracket? Check these first

Creaks love the bottom bracket, but they don't always live there. What to rule out first — before you spend time and money on new bearings.

· 2 min read

Mud-caked cyclocross bike rear wheel, cassette and derailleur, after a wet race — context for post-ride maintenance

Workshop

Chris shares his maintenance tips

The best type of bike is a reliable bike. To help you spend more time on the bike and less time walking alongside it we’ve put together a few tips along with a few products from our catalog to help you maximize your shred:not-shred ratio.

· 2 min read

Mechanic checking a tool at an open Unior tool case in a pickup truck bed, T-handle hex keys and pliers visible

Workshop

What Bike Tools Do I Need?

New to wrenching or rounding out a collection? A quick tour of the essential bike tools, from individual hex wrenches to a full home-workshop setup.

· 2 min read

Unior 1699/4 bottom bracket tap engaged in the BSA shell of a red road bicycle frame to chase the threads

Bottom Brackets

Frame Prep: Threaded Bottom Bracket Shells

Why factory frames need shell prep, and how facing and chasing a threaded bottom bracket shell prevents creaks and extends bearing life.

· 4 min read

Mechanic seating a tubeless mountain bike tire onto the rim using a red Unior tire lever, outdoor trailhead repair

Wheels & Tires

How do you use a tire lever?

The shallow lift-and-walk lever technique that spares tubes and rim beds, and the habits that make a tire change a thirty-second job.

· 7 min read

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