Measure this first

bicycle pedals from live Amazon listings. Each photo is from the same product page. Check fit, model, and price on Amazon before you buy. Short bicycle…

By Samir Shah · Garage and auto editor · Garage desk · Gadget Evaluator Lab

Samir on the thread. Measure your crank arm's axle thread to ensure it matches the 9/16-inch standard. Verify the listing specifies the correct drive size for your pedal type.

In the bay, a stripped pedal axle is a ride-ender, so the first thing I check is the thread standard printed on the Amazon listing. You need to know if you are dealing with the standard 9/16-inch thread or a metric variant before you start turning the wrench.

Look for the specific thread size and drive type in the product title or description. If the listing does not explicitly state the 9/16-inch thread or the correct drive size, do not assume it fits your crankset.

TICKET 01 ASIN B00H4I7PEK

Lowrider Bike Double Flat Twisted Pedals 1/2 Inch Chrome. Bicycle…

Size and thread are on the Amazon title. Do not guess them from this page.

The title specifies a 1/2-inch thread, which is the critical measurement for older cruiser or lowrider frames. Check the axle end of your bike to confirm it is not the standard 9/16-inch metric or SAE thread found on most modern MTBs.

Skip this if your bike uses the 9/16-inch standard, as the 1/2-inch thread will not seat correctly. This is a niche fit for vintage builds, not a universal replacement for modern mountain or road bikes.

Open the listing

TICKET 02 ASIN B07D66NDS3

FOOKER MTB Pedals Mountain Bike Pedals 3 Bearing Non-Slip…

Size and thread are on the Amazon title. Do not guess them from this page.

This listing is marked for 9/16-inch threads, the standard SAE size for most mountain and BMX bikes. Verify your current pedal thread size before purchasing to ensure compatibility with your crankset.

Avoid this if you are using a 1/2-inch thread or a clipless system, as the platform design and thread size will not match. It is a flat pedal, so it is not suitable for riders requiring cleat engagement.

Open the listing

TICKET 03 ASIN B09P9JK8V6

Road/Mountain Bike Pedals – 3 Bearings 9/16”Bicycle Pedals

Size and thread are on the Amazon title. Do not guess them from this page.

The title confirms a 9/16-inch thread size, which is the standard for most road and mountain bike cranks. Measure your existing pedal thread to confirm it is not the 1/2-inch size used on some older or specialty frames.

Do not buy this if you are looking for a clipless system or if your bike requires a 1/2-inch thread. The platform design is for flat shoes, so it will not work with clipless cleats.

Open the listing

TICKET 04 ASIN B07STHTXM1

Shimano XT PD-M8100 Bicycle Pedal, Silver/Black, One Size…

Size and thread are on the Amazon title. Do not guess them from this page.

This is a Shimano XT model, which uses the standard 9/16-inch thread for mountain bikes. Check your crankset to ensure it is not a 1/2-inch thread, as the Shimano standard is 9/16-inch.

Skip this if you are using a clipless system or if your bike has a 1/2-inch thread. The PD-M8100 is a flat pedal, so it is not compatible with clipless cleats.

Open the listing

TICKET 05 ASIN B0CXX6WT1V

CXWXC Mountain Bike Pedals – 9/16" Bicycle Pedals Platform

Size and thread are on the Amazon title. Do not guess them from this page.

The title specifies a 9/16-inch thread, which is the standard SAE size for most mountain and BMX bikes. Confirm your current pedal thread size to ensure it matches this specification.

Avoid this if you are using a 1/2-inch thread or a clipless system, as the platform design and thread size will not match. It is a flat pedal, so it is not suitable for riders requiring cleat engagement.

Open the listing

TICKET 06 ASIN B0B8736FZ2

MZYRH 3 Bearings Mountain Bike Platform Pedals – Flat Alloy 9/16"…

Size and thread are on the Amazon title. Do not guess them from this page.

This listing is marked for 9/16-inch threads, the standard SAE size for most mountain and BMX bikes. Verify your current pedal thread size before purchasing to ensure compatibility with your crankset.

Do not buy this if you are looking for a clipless system or if your bike requires a 1/2-inch thread. The platform design is for flat shoes, so it will not work with clipless cleats.

Open the listing

TICKET 07 ASIN B0FXRMRD62

Topcrown Mountain Bike Pedals with Reflectors, Aluminum Metal…

Size and thread are on the Amazon title. Do not guess them from this page.

The title confirms a 9/16-inch thread size, which is the standard for most road and mountain bike cranks. Measure your existing pedal thread to confirm it is not the 1/2-inch size used on some older or specialty frames.

Skip this if you are using a clipless system or if your bike has a 1/2-inch thread. The platform design is for flat shoes, so it will not work with clipless cleats.

Open the listing

TICKET 08 ASIN B08CH32D2W

Aluminum Alloy 9/16" Bike Pedal MTB Wide Platform Flat Non-Slip…

Size and thread are on the Amazon title. Do not guess them from this page.

This listing is marked for 9/16-inch threads, the standard SAE size for most mountain and BMX bikes. Verify your current pedal thread size before purchasing to ensure compatibility with your crankset.

Avoid this if you are using a 1/2-inch thread or a clipless system, as the platform design and thread size will not match. It is a flat pedal, so it is not suitable for riders requiring cleat engagement.

Open the listing

TICKET 09 ASIN B0CL6QM8WF

ROCKBROS SPD-SL Clipless Bike Pedals Road Cycling Pedals

Size and thread are on the Amazon title. Do not guess them from this page.

This is a clipless system, so you must match your cleat type to the SPD-SL standard. Check your shoe compatibility to ensure they are designed for SPD-SL cleats, not standard flat pedals.

Do not buy this if you are using flat shoes or if your bike has a 1/2-inch thread. The clipless design requires specific cleats, so it will not work with standard flat pedals.

Open the listing