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DT125R FORUM

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  4. Restricting a CRF 450 to A2 licence

Restricting a CRF 450 to A2 licence

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  • MiniaM Minia

    You can't. A CRF450 is far too powerful, you won't pass the power to weight restrictions.

    For a start the new CRF450 is over 60hp, you're limited to 47hp and on top of that to have the full 47hp the bike must weigh at least 175kg.

    You want a supermoto for A2? Supermotos are around 120kg weight, at that weight you cannot have a motorcycle that produces more than 24kw (32hp). Honestly, unless you do some modifications (which are nightmare to deal with for insurers) you are going to have a really hard time finding a supermoto you can rind that is not a 125. At this point though, I'd recommend a crm125.

    Irongamer727I Offline
    Irongamer727I Offline
    Irongamer727
    wrote on last edited by
    #13

    @Minia Thing is, most KTMs are A2. They are registered at like 9kw.

    MiniaM 1 Reply Last reply
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    • Irongamer727I Irongamer727

      @Minia Thing is, most KTMs are A2. They are registered at like 9kw.

      MiniaM Offline
      MiniaM Offline
      Minia
      wrote on last edited by
      #14

      @Irongamer727 said in Restricting a CRF 450 to A2 licence:

      @Minia Thing is, most KTMs are A2. They are registered at like 9kw.

      What is registered at 9kw?

      Yamaha DT125R Blue 2002, XT 125 1982, Yamaha WR250Z 1992, BMW GS650F 1994, Benelli BN302 2015

      Irongamer727I 1 Reply Last reply
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      • MiniaM Minia

        @Irongamer727 said in Restricting a CRF 450 to A2 licence:

        @Minia Thing is, most KTMs are A2. They are registered at like 9kw.

        What is registered at 9kw?

        Irongamer727I Offline
        Irongamer727I Offline
        Irongamer727
        wrote on last edited by
        #15

        @Minia the engines? The KTM 450 exc

        CalumC MiniaM 2 Replies Last reply
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        • Irongamer727I Irongamer727

          @Minia the engines? The KTM 450 exc

          CalumC Offline
          CalumC Offline
          Calum
          wrote on last edited by
          #16

          @Irongamer727 Don't think they are mate. Pretty sure the DT is 11Kw and the make no power.

          Always Originate, Never Pirate!

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          • Irongamer727I Irongamer727

            @Minia the engines? The KTM 450 exc

            MiniaM Offline
            MiniaM Offline
            Minia
            wrote on last edited by
            #17

            @Irongamer727 said in Restricting a CRF 450 to A2 licence:

            @Minia the engines? The KTM 450 exc

            A 450 exc-f produces 62hp. Or 46.2kw. That is a power-to-weight ratio of 0.584. You're only allowed a maximum of 0.2. You'd need to get it down to 21hp... which you can't do because you are not allowed to restrict a bike by more than half of its power output. So why bother when you can legally ride a crm125 that produces 29hp?

            I think you need to read up on the A2 restrictions. The only way you can ride a supermoto is with a full-power 125 like a crm125.

            https://www.visordown.com/features/learner/a2-licence-what-you-can-and-cant-restrict

            Yamaha DT125R Blue 2002, XT 125 1982, Yamaha WR250Z 1992, BMW GS650F 1994, Benelli BN302 2015

            Irongamer727I 1 Reply Last reply
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            • MiniaM Minia

              @Irongamer727 said in Restricting a CRF 450 to A2 licence:

              @Minia the engines? The KTM 450 exc

              A 450 exc-f produces 62hp. Or 46.2kw. That is a power-to-weight ratio of 0.584. You're only allowed a maximum of 0.2. You'd need to get it down to 21hp... which you can't do because you are not allowed to restrict a bike by more than half of its power output. So why bother when you can legally ride a crm125 that produces 29hp?

              I think you need to read up on the A2 restrictions. The only way you can ride a supermoto is with a full-power 125 like a crm125.

              https://www.visordown.com/features/learner/a2-licence-what-you-can-and-cant-restrict

              Irongamer727I Offline
              Irongamer727I Offline
              Irongamer727
              wrote on last edited by
              #18

              @Minia The KTMs come like this from factory. That's why it works. I wont buy another 125

              MiniaM 1 Reply Last reply
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              • Irongamer727I Irongamer727

                @Minia The KTMs come like this from factory. That's why it works. I wont buy another 125

                MiniaM Offline
                MiniaM Offline
                Minia
                wrote on last edited by
                #19

                @Irongamer727 said in Restricting a CRF 450 to A2 licence:

                @Minia The KTMs come like this from factory. That's why it works. I wont buy another 125

                If you want to ride an exc-f 450 on an A2 you're going to have to restrict it to 21hp (for the record an unrestricted DT will do about 20hp) It's going to feel like a turd and you won't get any enjoyment out of it, its a competition machine designed for a top-end rebuild every 65 hours. It is not a road bike. I don't get this whole "KTM engines are registered at 9kw" rubbish, they aren't. And even then it doesn't matter, it is your job to be legal. Not the insurer's or manufacturer or dealer.

                I'm not trying to kill your joy, but I'm hoping you will understand that I'm trying to help you here. You can go through the effort of making a 450 enduro/motocross bike legal but it will be a pain and you will not get the best out of it, at all. Or you can risk saying its "restricted", but if you're caught it will be insurance fraud. With rational thinking, you are better off buying a bike designed for the road that you can enjoy more than a competition-designed off-road bike. A DRZ springs to mind or as I said earlier a full power 125, like a crm. Not sure why the dislike with 125cc engines, they are engines and bikes and work the same way and often better than the bigger machines.

                Honestly, if you want an excf or crf450, wait until you're 21 and have your A license. Save yourself the bother, time and money.

                Yamaha DT125R Blue 2002, XT 125 1982, Yamaha WR250Z 1992, BMW GS650F 1994, Benelli BN302 2015

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                • Glynn123G Offline
                  Glynn123G Offline
                  Glynn123
                  wrote on last edited by
                  #20

                  Alot of enduros are registered under power from factory, they can be riden on A2 however if police decide to Dyno you it can cause issues. My mates Beta 300rr came brand new registered at something like 11kw, and I have seen alot of the KTMs are the same. Some insurers ask for proof of restrictions with a2 bikes, most don't. It's on you wether you want to risk it or not, however the likelyhood, atleast in the UK, of being convicted seems fairly slim, I know alot of people riding 600s, KTM 690 unrestricted etc on A2 with no issues, but in the event of a crash you may not be paid out, but the same goes for not declaring modifications. Insurance nowerdays is a nightmare, it's up to you how you want to go about it all.

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                  • A Offline
                    A Offline
                    alexr3d
                    wrote last edited by
                    #21

                    Hello, I am trying the exact same thing and running into so many difficulties. I found a restriction kit but its for the carburated version and mine is on fuel injection. I saw you haven’t been online for so long but I am trying my luck. Have you had any luck?

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                    • CalumC Offline
                      CalumC Offline
                      Calum
                      wrote last edited by
                      #22

                      Normally, they just add a throttle stop to restrict the bike, so you can only open it 3/4s of the way.

                      This is what a lot of the test centers do as it's easy then to unlock the bike to full power afterwards.

                      Always Originate, Never Pirate!

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