***UPDATE*** COVID-19 PANDEMIC

Our physical showroom at 1240 Willow Pass Road in Concord is back open to the public with standard COVID-19 restrictions. Please bring a face covering and maintain social distance when you are visiting BMW Motorcycles of Concord. With our showrooom open, we are now available to accommodate browsing, test rides and motorcycle purchases during our normal business hours. Although we do not require appointments at this time, we always encourage customers to contact us in advance so we can be prepared for you and provide you with the easiest, quickest interaction possible. Please contact us if you would like to schedule a time to check out check out our bikes AND our virtual showroom (below) is always open 24/7, like everything else on the internet.

We are continuing to invest into our new and pre-owned bike listings to provide you with as much information as possible on the motorcycles we have available for sale, from the comfort of your home.

If you are looking to finance your purchase of a new BMW Motorcycle, you can easily apply for a loan remotely using BMW Financial Services’ online credit application. With low interest rates, BMW’s exclusive Easy Ride financing and the ability to defer your first payment for up to 90 days, now’s a great time to finance a new BMW Motorcycle!

If you are interested in a 100% remote, contact-less motorcycle purchase, we can help! If you are uncertain which bike is right of you, drop us a line (925-954-4121 or sales@bmwmcconcord.com)and we’ll help you find the right kind of motorcycle that fits your budget. Once you’ve identified your bike, we’ll assemble the essential paperwork and coordinate remote document signing in a way that works for you and keeps everyone healthy.

Finally, you can pick-up your new bike at our shop or we’ll deliver your new BMW Motorcycle or pre-owned motorcycle, to the location of your choosing, free of charge within 50 miles! We can also arrange shipping for customers that are located further out but some additional fees may apply.

Stay safe and healthy. We will ride this out together.

Overview
Orange

2025 KTM SX125

Motorcycle

2025 KTM 125 SX

There are very few sounds that can't be beaten. The crack of a soda can on a blistering hot day. The ping of the perfectly executed golf shot. And the scream of a 125 cc 2-stroke charging down a long straightaway. The 2025 KTM 125 SX takes its leads directly from the Factory Racing team and puts them to work like nothing else. Like the sound it makes, it cannot be beaten.

Starting at $8,199 MSRP

Specs and Features

ENGINE
Transmission
6-speed
Starter
Electric starter
Stroke
54.5 mm
Bore
54 mm
Clutch
Wet multi-disc DS clutch, Brembo hydraulics
Displacement
124.8 cm³
EMS
Vitesco Technologies EMS
Design
1-cylinder, 2-stroke engine
Fuel-mixture generation
Keihin EFI, throttle body 39 mm
CHASSIS
Weight (without fuel)
92.4 kg
Tank capacity (approx.)
7.2 l
Wheelbase
1493 mm
Front brake disc diameter
260 mm
Rear brake disc diameter
220 mm
Front brake
Disc brake
Rear brake
Disc brake
Chain
520, Non-sealed
Frame design
Central double-cradle-type 25CrMo4 steel
Front suspension
WP XACT-USD (AER), Ø 48 mm
Ground clearance
359 mm
Handlebar
Neken, aluminium Ø 28/22 mm
Rear suspension
WP XACT Monoshock with linkage
Seat height
958 mm
Silencer
Aluminium
Steering head angle
63.9 °
Rear subframe design
Aluminum-reinforced polyamide
Suspension travel (front)
310 mm
Suspension travel (rear)
300 mm
Wheels
Spoked wheels with aluminium rims
Electronic Fuel Injection
Pre-mix gets a remix across the 2-stroke KTM SX range, with Electronic Fuel Injection setting the standard. Now there's no more fiddly jetting setup pre-race, And thanks to the Keihin EFI and reed valve case design, you can be guaranteed of laying down optimal power at any altitude, all of the time.
Factory Performance Kit
Give your KTM 125 SX more bite with a 125 Factory Performance Kit. Comprising of upgraded engine parts, FMF exhaust, and special engine mapping, it provides a strong power increase across the rpm range.
Absolute Control
Get ready for a full-on berm assault. The 2025 KTM SX and SX-F machines have received major frame updates directly from Factory Racing efforts. For starters, the frame area around the rear shock mount has been updated and made more streamlined, with new engine mounts and cut-outs for improved chassis flex. The front area of the frame is also updated. with a different wall thickness than the previous model year, with renewed engine mounts. This adds up to a 300g weight saving and improved flex for better cornering.
Updated Suspension Settings
For 2025, the KTM SX and SX-F range has given the WP XACT AER fork and WP XACT rear shock an update. This means you'll be lining up at the starting gate with re-tuned settings, reduced weight, improved weight distribution, and an increase in overall response.

With all of the different types of motorcycles in existence, it can be tough finding the one that’s perfect for you. That’s why our showroom at BMW Motorcycles of Concord in Concord, CA organizes each type of motorcycle to their respective categories to help start you off in the right direction.

At SoSo Cycles - Concord, we have a wide variety of new and used motorcycles right in our inventory. Visit us today near Berkeley, CA to test ride one of our motorcycles. Contact us today for more information.

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