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What is the difference between a YZ and TTR?

Author

Mia Kelly

Published Jan 22, 2026

What's the difference between a TTR and a YZ? They're both 125cc dirt bikes, but the TTR 125 is an air-cooled 4 stroke trail bike, and the YZ 125 is a liquid cooled 2 stroke motocross bike. They're completely different types of bikes designed for different riding.

What does TTR mean for Yamaha?

So, the TT-R models are essentially updated versions of the old TT models of the 70s, 80s, and 90s. The "R" designation simply means "Racing" because these particular TT models share parts and engineering with the two-stroke YZ and four-stroke YZF full-on motocross machines.

What does YZ stand for on Yamaha YZ?

YZ is Yamaha zinger.

What does YZ stand for Honda?

Cr (honda) = Competetion Racer. Cr (husqvarna) = Close Ratio. Rm = Racing Machine. Kx = Kawasaki X'er (pronounced Crosser) Yz = Yamaha Zinger.

What is the difference between WR and YZ?

The YZ suspension is more suited to faster riding but the WR has exactly the same units, just a softer set up. The WR motor is exactly the same as the one in the YZ with the same piston, cam and cam timing but has a wide-ratio gearbox.

27 related questions found

How fast does a YZ450F go?

How Fast Does A YZ450f Go? The Yamaha YZ450f dirt bike can go at a maximum speed of 80mph, depending on the rider's weight, skill, and terrain.

What does the WR stand for in Yamaha?

The WR in the name indicates a wide-ratio gear box common to most enduro or trail bikes and stands in contrast to the close-ratio gearbox essential to a motocross racer.

What does F mean on dirt bikes?

In the dirt bike world the F designation has come to (usually) mean the bike is a four stroke instead of a two stroke, such as a CRF250R vs a CR250R or a 250SX-F vs a 250SX.

What does Yamaha YZF stand for?

YZ is Yamahas designation for race bikes. The F stands for four stroke. The YZR stands for Yamaha's YZ racebike that is for road courses. The Yami dirt bike is actually named YZ250F.

What does F stand for Yamaha?

Yamaha Outboard Model Code Table. Model: C=C Series. F=Four Stroke.

What's the best 125 motocross bike?

Best 125cc Dirt Bikes For 2021 and 2022

  • The 2022 KTM 125 SX is probably the best 125 CC dirt bikes in its category. ...
  • The Yamaha TT-R125LE. ...
  • The HUSQVARNA TC-125. ...
  • The Honda CRF 125-F. ...
  • Apollo DB-X18 FULL SIZE DIRT BIKE. ...
  • TM MX 125, a recommendation from our European readers.
  • The Kawasaki KLX-110. ...
  • The Beta RR 125 2T.

Are Honda making two strokes again?

Honda is planning to bring back two-strokes with a clean-burning, fuel-injected, all-new screamer engine. Patents have just been published that show the side and front elevation of a new two-stroke engine from the big H. On the drawing above, tagged with the numbers 71, 70 and 74 can be seen a fuel injection system.

How fast does a TTR 50 go?

Yamaha TTR 50 Top Speed: 32 MPH.

How many gears does a TTR 50 have?

How many gears does a TTR 50 have? This beginner trail bike has 3 gears.

Is R1 a superbike?

Yamaha YZF-R1M & YZF-R1From the launch of the first Yamaha YZF-R1 superbike to today's MotoGP inspired machinery, it has been a master class of domination on the track and the street.

How much does a Yamaha YZF-R1 cost?

Pricing and Variants

The 2021 Yamaha YZF-R1 has an MSRP of $17,399 whereas the up-spec YZF-R1M, comes in at $26,099.

What does XR stand for Honda?

XR= Cross country racer. XRL= Cross country/ Street legal. CR= Course racer. CRF= Course racer four stroke.

What CRF stands for Honda?

CR stands for close ratio, refering to the type of bike, (constantly having to shift, less powerband) Also, XR stands for extended ratio,(being able to ride in same gear, broud powerband) THus,CRF means close ratio fourstroke.

What is the difference between a WR250F and a WR250R?

Despite the WR designation, the WR250R is not based on the WR250F off-road bike at all—the 2017 Yamaha WR250R has a completely different chassis and motor from the WR250F. So, starting with a nearly clean sheet, the WR250R is a purpose-built dual-sport motorcycle.

What year did Yamaha WR get fuel injection?

For 2016, the WR was given the reverse slant, 4-valve, fuel injected motor previously available in the YZ450F since 2010.