GAS CAP LEAKS. I HAVE PERSONALLY SEEN THE SAME DESIGN CAP ON A FRIENDS BIKE FALL OFF AFTER A CRASH, SPILLING GAS ON THE GROUND. *JB
2006 Ktm 300 XC-W
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all 300 XC-W years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 17 of 29 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Fuel System, Gasoline. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Equipment. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Fuel System, Gasoline complaints
25 reportsI HAVE A 2006 KTM 300XC-W WHICH HAS LEAKED FUEL FROM THE GAS CAP SINCE IT WAS NEW IN SEPTEMBER OF 2005. THE LEAK FROM THE DEFECTIVE CAP HAS RESULTED IN CHEMICAL BURNS TO MY UPPER THIGH AREA IN ONE PARTICULAR TIP OVER. *JB KTM IS AWARE OF THE FLAW AND HAS ATTEMPTED TO PLACATE THE OWNERS WITH BANDAIDE TYPE FIXES, NONE OF WHICH …
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I HAVE A 2006 KTM 300XC-W WHICH HAS LEAKED FUEL FROM THE GAS CAP SINCE IT WAS NEW IN SEPTEMBER OF 2005. THE LEAK FROM THE DEFECTIVE CAP HAS RESULTED IN CHEMICAL BURNS TO MY UPPER THIGH AREA IN ONE PARTICULAR TIP OVER. *JB KTM IS AWARE OF THE FLAW AND HAS ATTEMPTED TO PLACATE THE OWNERS WITH BANDAIDE TYPE FIXES, NONE OF WHICH HAS PERMANENTLY FIXED THE PROBLEM. IT IS JUST A MATTER OF TIME BEFORE SOMEONE IS SERIOUSLY INJURED OR KILLED AS A RESULT OF SPILLED GASOLINE ON THEMSELVES OR HOT ENGINE PARTS. I WAS FORCED TO PURCHASE A FUEL TANK THAT HAS A TRADITIONAL SCREW TYPE CAP AT MY OWN EXPENSE IN ORDER TO RIDE THE BIKE WITH OUT WORRY OF PERSONAL INJURY OR DEATH. *JB
FROM DAY OF PURCHASE, MY 2007 KTM 200 XC MOTORCYCLE HAS BEEN LEAKING GASOLINE FROM THE GAS CAP, AND SPLASHING FUEL INTO MY LAP AND ALL OVER THE BIKE. THIS IS FROM THE 1/4 TURN GAS CAP KTM HAS BEEN SHIPPING ON MODEL YEAR 2006 AND 2007 MOTORCYCLES. PLEASE LOOK AT WWW.KTMTALK.COM IN THE "GENERAL FORUM" FOR AN ENTIRE HISTORY OF OWN…
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FROM DAY OF PURCHASE, MY 2007 KTM 200 XC MOTORCYCLE HAS BEEN LEAKING GASOLINE FROM THE GAS CAP, AND SPLASHING FUEL INTO MY LAP AND ALL OVER THE BIKE. THIS IS FROM THE 1/4 TURN GAS CAP KTM HAS BEEN SHIPPING ON MODEL YEAR 2006 AND 2007 MOTORCYCLES. PLEASE LOOK AT WWW.KTMTALK.COM IN THE "GENERAL FORUM" FOR AN ENTIRE HISTORY OF OWNER COMPLAINTS. AND ALTHOUGH KTM JUST RECENTLY ATTEMPTED TO FIX THE ISSUE BY MAILING NEW O-RINGS, THE GAS CAP AND TANK ARE THE ISSUE, AS THE CAP SWELLS AND ENLARGES THE FILLER HOLE TO THE POINT THAT THE O-RING WILL ONLY WORK FOR A BRIEF PERIOD BEFORE IT BEGINS LEAKING AGAIN. I RECOMMEND A 100% RECALL ON THE KTM GAS TANKS. IF THIS WAS A CAR SPILLING GAS ON OUR LAPS, A RECALL WOULD HAVE ALREADY HAPPENED. *NM
THE GAS CAP ON THE '06 KTM 450 EXC MODEL LEAKS FUEL AFTER THE FIRST FEW MONTHS OF OPERATION. THE VENT GLUE FAILED CAUSING THE FUEL TO SPILL OUT OF THE VENT AREA OF THE CAP. THE FUEL CAP BUILT IN GASKET DOES NOT SEAL PROPERLY AND FUEL LEAKS OUT OF THIS AREA AS WELL. THE CAP IS 1/4 TURN TO CLOSE AND DUE TO SWELLING OF THE TANK …
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THE GAS CAP ON THE '06 KTM 450 EXC MODEL LEAKS FUEL AFTER THE FIRST FEW MONTHS OF OPERATION. THE VENT GLUE FAILED CAUSING THE FUEL TO SPILL OUT OF THE VENT AREA OF THE CAP. THE FUEL CAP BUILT IN GASKET DOES NOT SEAL PROPERLY AND FUEL LEAKS OUT OF THIS AREA AS WELL. THE CAP IS 1/4 TURN TO CLOSE AND DUE TO SWELLING OF THE TANK AND ENLARGEMENT OF THE TANK CAP RECEPTACLE ENLARGE DUE TO SWELLING WILL POP OFF ON IMPACT. A CRASH OCCURRED IN A ROCKY AREA WITH THE BIKE FALLING AND THE RIDER ON THE GROUND THE CAP POPPED OFF ON IMPACT WITH GAS RELEASED FROM THE TANK ALL OVER THE RIDER AND INTO RIDING BOOT. CHEMICAL BURNS WERE SUSTAINED. IF THE BIKE HAD NOT FALLEN DOWNHILL THE FUEL WOULD HAVE CONTACTED THE HOT ENGINE OR EXHAUST AND IGNITED THE BIKE AND RIDER. KTM HAS SUPPLIED A TEMPORARY FIX OF AN O-RING, BUT HAS NOT BEEN FORTHCOMING FOR A PERMANENT FIX TO THIS LEAKING PROBLEM AND UNSECURED CAP ISSUE FOR 2 YEARS. HUNDREDS OF '06 THROUGH '07 KTM OWNERS EXPERIENCE THIS SAME PROBLEM. IT IS ONLY A MATTER OF TIME BEFORE A DEATH IS REPORTED DUE TO FIRE. *NM
DT*: THE CONTACT STATED THE GAS CAP LEAKED WHEN THE VEHICLE WAS IN MOTION AT ANY SPEED. THE SERVICE DEALER AND MANUFACTURER HAVE NOT BEEN NOTIFIED.
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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