Quick Answer: What Size Wrench Do I Need To Change Bike Pedals?

Do you need a pedal wrench to change pedals?

All modern pedals will screw into the crank arm using either one of two tools. Most pedals (like our reliable Thump flat pedals) require a pedal wrench, which is a long, thin tool specifically designed to fit the external spindle flats between the pedal and the crank leg (fig. 3).

What size wrench is needed for bike pedals?

Pedal wrench flats are typically 15mm in size. 9/16″ (~14.3mm) is somewhat common on older pedals. 17mm and other sizes have been used, but you aren’t very likely to encounter them.

Can you use a regular wrench to remove bike pedals?

Since you don’t have a pedal wrench, typically, your standard 15 mm open-end wrench will do the trick just as easily. From there, take a look at the pedal and ensure that it has a wrench flat on the spindle for your wrench to attach to.

Are all pedal wrenches the same size?

To tighten and remove pedals, the axles have either spanner flats, sockets for a hex key, or both. The flats on almost all modern pedals take a 15mm spanner, though many pedal spanners also have a 9/16-inch jaw for older pedals.

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Can you use wd40 on bike pedals?

Most of the time all you need is to use a lubricant, like WD-40, to get the treads moving again. In extreme cases, you can try and use a pipe over the wrench to increase the amount of leverage you can apply to the pedals. WD-40 can work wonders.

What can I use instead of a pedal wrench?

road pedals. Pedal wrenches wouldn’t exist if standard open end wrenches fit most all pedals. Instead of generic pedal wrenches, there would be special Brand X or Brand Y wrenches made specifically to fit the few kinds of pedals that you couldn’t remove with standard wrenches.

How do you put pedals on a pedal without a wrench?

How To Remove Bike Pedals Without Pedal Wrench

  1. Step 1: Position the bike accordingly.
  2. Step 2: Insert the spanner where it is to belong.
  3. Step 3: Rotate the spanner in the anti-clockwise direction.
  4. Step 4: Free the Pedal.
  5. Step 5: Turn the bicycle around.
  6. Step 6: Rotate the crank arm.
  7. Step 7: Position the spanner accordingly.

What size thread are bike pedals?

Bicycle pedals are commonly a 9/16″ x 20 threads per inch. The inside diameter of the internal thread (the “nut”) must be smaller. Measured in millimeters, the OD of the pedal is typically 14.2mm. For cranks the internal thread is nominally 13mm.

Do all pedals fit all cranks?

Most pedals have 9/16″ x 20 tpi threads. Pedals for one-piece cranks are 1/2″ x 20 tpi. Older French bicycles used a 14 mm x 1.25 mm thread, but these are quite rare. French-threaded pedals are commonly labeled “D” and G” (French for “droite” and”gauche” (right and left).

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Is 15 mm the same as 9 16?

14mm = almost 9/16 inch. 15mm = almost 19/32 inch. 16mm = 5/8 inch. 19mm = 3/4 inch.

Are all pedals 9 16?

The 9/16” is the most common pedal thread size on the market today and is the size that most manufacturers use for their pedals. Almost all modern adult bikes have the 9/16” pedal with 20 threads per inch (tpi).

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