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CLIMBING: High vs. Low Racer vs...

Discussion in 'Recumbent Discussions' started by A.D., Nov 22, 2011.  |  Print Topic

  1. A.D.

    A.D. #1 Custodian

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Athens
    Ride:
    Reynolds T-Bone
    Name:
    AD
    Never having ridden a low racer before, I found the following info interesting...
    "The high racer gets its namesake from the fact that this style of recumbent positions the rider higher off the ground then the mid and low racers. Because the rider is higher off the ground, high racers also have a higher center of gravity. This becomes quite important at low speeds and especially when riding at slow speeds on a steep incline. The higher center of gravity means that the rider can use more body “English” to balance the bike at slower speeds." source Bend It Cycling
    Those of you who have climbed with several types of recumbents, what do you find climbs best and/or worst for you?
     
  2. Geyatautsilvsgi

    Geyatautsilvsgi Supporter

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Seymour
    Ride:
    ?
    Name:
    Geyatautsilvsgi
    Well, I haven't owned a high racer, but my honeybee was a SWB and it could climb really well. Now that I have my little "BikeE", and the seat is a little lower, it climbs ok, but I would have to say probably not as good as the swb.
     
  3. delcrossv

    delcrossv

    Region:
    NorthEast
    State/Country:
    IL
    Ride:
    Ryan Vanguard,
    Name:
    Fran
    It all goes by weight as to how well (fast) a bike climbs. As to low speed twitchiness I don't think you can catigorize that by COG height. There's too many other parameters, fork trail for example.

    My lowracer is lighter than my LWB and climbs faster. IMHO that's about it.
     
  4. myerscw

    myerscw

    Region:
    SouthWest
    State/Country:
    CA
    City:
    Downey
    Ride:
    Jetstream III
    Name:
    Curtis
    I’ve had CLWB, LWB, and SWB mixed in with OSS and USS, and because of the various bikes, what I’ve found is that like Fran, I believe it’s more a matter of weight of the bike. I have continuously gotten lighter and able to climb better because of it.

    Curtis
     
  5. FeetFirstFella

    FeetFirstFella

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Knoxville
    Ride:
    VRex, Corsa, V3
    Name:
    Don
    Hello A.D.,

    I think the author there is referring to balance issues at slower speeds when climbing on a steep incline. In my view, COG has less to do with slow speed balance than wheelbase length. A shorter wheelbase allows quicker response to recover balance than a long wheelbase, which requires more movement of the front end before beginning to recover balance. Also, I disagree with the author's statement that a higher COG can use more "body english" to help in balance issues; a recumbent rider's body is essentially locked in place on the seatback and can use very little body english.

    I ride both a Corsa SWB and a V3 LWB. The Corsa is much more comfortable at low speed climbs than the V3, just because it's more easily balanced. The Corsa's wheelbase makes it a natural; with the V3, you better be paying attention when you get down below 5 mph. Although the Corsa does indeed have a higher COG than the V3, I'd maintain that the difference in low speed handling is in the wheelbase length.

    Don
    Original RocketRiders Member #6, August 25, 2004
     
  6. A.D.

    A.D. #1 Custodian

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Athens
    Ride:
    Reynolds T-Bone
    Name:
    AD
    I rode an aluminum RANS V3 down at Art Hagood's in Chattanooga and I was surprised at how well it balanced, for a LWB bike. But I've not really had an opportunity to do a comparison between different type bikes on the same hill -and- pay attention to balancing issues.

    As for Body English, it's a difficult parameter to measure.(i.e. a little can go a long ways :wink9:) What I picked up out of the statement was that if a bike (say) leans over 5 degrees, in order to correct it less physical movement would be necessary on a bike with a higher COG. It still surprises me how little movement is necessary to screw-up riding with no hands on a recumbent! :laugh9:

    P.S.
    By now, I figured the trike riders would have chimed in on this thread. :eek9:
     
  7. Geyatautsilvsgi

    Geyatautsilvsgi Supporter

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Seymour
    Ride:
    ?
    Name:
    Geyatautsilvsgi
    Well hey there Don!:smile9: Where have you been these days? I miss you chiming in on conversations.:sad9: By the way when you going to stop by my shop? I've seen you and Terry pass by a few times and waved, but as fast as you guys were going you may or may not have seen me.:wink9:
     
  8. WardJ

    WardJ

    Region:
    SouthEast
    State/Country:
    GA
    City:
    Columbus
    Ride:
    Windcheetah SS #481
    No one has mentioned the closed vs open body position. It is believed by many that a more closed body position like that of the Lightning to be a better climbing platform. I share that opinion.

    When climbing, many times I will hook my fingers up over the brakes and climb with my upper body off of the seat. I have stayed in that position for many minutes on some climbs. I feel that I can generate more power in that position. I will sometimes initiate sprints that way as well.

    Of course, it doesn't suck to have a 20 LBS bike.
     
  9. imetabikeiliked

    imetabikeiliked

    Region:
    South
    State/Country:
    Australia
    Ride:
    metaphysic
    Name:
    paul
    COG high or low?

    I find I use more steering input on my high racer at slow climbing) speeds than on the P-38. There's no 'body english' when you're lying down at 25 degrees and the higher COG means more of a pendulum effect. It's quite noticeable when riding on the flats that a high racer will have a slight oscillation where a low racer doesn't (I've owned both.)
     
  10. Buddy Bishop

    Buddy Bishop Supporter

    Region:
    NorthEast
    State/Country:
    TN
    City:
    Greeneville
    Ride:
    Elect. Goldrush
    Name:
    Buddy
    Paul, welcome and thanks for posting here. You are way out of my class,
    but may not be far from my age range. I'm riding a Goldrush most of the
    time and find it a good all-around ride. I enjoyed watching you and
    reading about your bike. I hope you visit here often.

    http://www.****-bikes.com/experiences.html

    Use http://tinyurl.com/cgvoyj9 instead





    What's going on here AD?



    ****-bikes.com

    that is **** m e t a
     
  11. A.D.

    A.D. #1 Custodian

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Athens
    Ride:
    Reynolds T-Bone
    Name:
    AD
    Sorry Buddy, 'm e t a' is an HTML element that can be used to hack a board so it's in our censored list. :embarrassed9: One way around this is to use http://tinyurl.com/ so the word m e t a does not appear in the text or URL. I've fixed your LINK above. :wink9:
     
  12. BlazingPedals

    BlazingPedals

    Region:
    North
    State/Country:
    MI
    City:
    Haslett
    Ride:
    M5CHR
    Name:
    John
    I've got both high and low, and I think it's inaccurate to state that one handles better or worse than the other at low speeds. It depends on the geometry and body position more than anything.
     
  13. imetabikeiliked

    imetabikeiliked

    Region:
    South
    State/Country:
    Australia
    Ride:
    metaphysic
    Name:
    paul
    Bit of a problem for "Metabikes" then?


    So the second best climbing recumbent (OK, arguably and I'm sure we can) can't be mentioned on the board because it's HTML but it can on another board?

    As my favourite ride is a M<tabikes M<taphysic then it limits my posts more than little and denies poor old Elias any publicity.

    I worked in IT and understand security pretty well but isn't there a work around. Presumably "Metaphysic" can't be HTML because of the quotes.
    I'll soon know if the post is altered by Sysadmin.
     
  14. A.D.

    A.D. #1 Custodian

    Region:
    SouthEast
    State/Country:
    TN
    City:
    Athens
    Ride:
    Reynolds T-Bone
    Name:
    AD
    My guess is, 'it can another board' since they don't employ auto-censoring, and/or don't have m e t a defined as a word they want censored.

    Yes and no. Only when the lone word 'm e t a' appears by iteself, is it automatically censored. I'm guessing since Buddy used a hyphen with it, vBulletin (our Forum Software) interpreted it as a stand-alone word and auto censored it.(i.e. ****-bikes :embarrassed9:) However, it works fine if you don't use a hyphen.(i.e. MetaBikes :wink9:)

    Anyway, I've added Metabikes to our auto-linking routine so vBulletin will now automatically generate a LINK to their website the first time it's mentioned in any post. :cool9:

    Btw, their MetaPhrastic.28 is a good looking bike with dual discs on 700c wheels...

    [​IMG]
     
  15. BlazingPedals

    BlazingPedals

    Region:
    North
    State/Country:
    MI
    City:
    Haslett
    Ride:
    M5CHR
    Name:
    John
    That Metaphrastic looks good. If I lived in Tennessee, I'd want dual discs on all of my bikes.When they're adjusted perfectly, rim brakes are... just adequate.
     

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