In this video, we walk you through how to swap between a shimano and a sram xd freehub on a hope pro4 hub. Its quite difficult to see when it starts, just an hair fracture that start under prawls or near the cassette end. Would make sense from there is a pop off design looking at the cut away unless theres a sneaky grub screw or the like on the freehub just not illustrated. If your hubs never been apart this may take a bit of heft. To undo it, get a 10mm allen key, put it into the end of the freehub and turn anticlockwise.
The freehub body in the picture is clearly designed for shimano 10s or 11s cassettes. Of course, thats all pretty much lost as soon as you put on the cassette. When you put some power, the crack opens so the freehub goes oval, rubbing on the ratchet. Sram quietly introduced the xdr freehub body some time ago, but really hadnt pushed a lot of knowledge about it out into the interwebz. Dt swiss 3 pawl conversion kit freehub 142x12mm shimano. Shimano 6700 cassette damaged zipp freehub cyclechat. I used to always stick with hope because their customer service was incredible, replacing broken hubs foc after many years use and the fact that every spare part is available easily in. The freehub uses a splined cylinder to hold the cassette cogs. Finding a replacement freehub body for oem wheels can be tricky. When knocking out the bearings i found a few perfect curls of aluminum from the freehub body. The dt swiss 240 freehub body on my road bike was made of aluminum and as such the shimano 910 6700 series cassette kept tearing into the splines. Cheap 1434 shimano 6spd freewheels are still being made. A micro spline freehub body is required to run a shimano 1051 tooth cassette. Youll need a new hub or wheel if cracks are spotted.
Crack is a highly addicting substance that ravages the body and ruins your mind. Delivery time 3 12 to 15 working days to united states change country. For example, hope pro 4 and white industries xmr and cld disc hubs are available with any freehub body you want on the same hub shell. Now my commuter has a super durable steel freehub that shrugs off weather and is fairly resistant to cassette slotting. The gold anodizing on the freehub body is a nice touch as well, giving the hubs a very unique look. While the wheels are pictured with a sram xd driver body, the hope hubs are also.
I would bin them, have had hugi and hope tandem hubs fail. Supplied with freehubs to suit 1011spd shimano or sram xd. The standard alu freehub bodies are notorious for wear, so i opted for the heavier steel bodied freehub in the hope of minimising the chewed up splines. Hope hub service parts service parts for hope pro4, pro2 evo and pro2 hubs hg 811sp.
It happens on a wide range of freehub body and cassette combinations hope actually make a steel freehub body for their hubs for those who dont want this problem it is slightly heavier but for your average joe it wont be noticed. Hope aluminium freehub body campagnolo pro 2 evo mono rs. One is the compatibility issues with swapping freehubs at all, and the second is issues related to hub spacing, axle spacing, and wheel dishing with. Unfollow shimano mavic freehub body free hub to stop getting updates on your ebay feed. For the rear, first remove the cassette from the freehub body. Oneup has collaborated with hope technology on developing a nonproprietary, freehub body standard that accepts a 10t sprocket. The freehub is the ratcheting mechanism attached to the rear hub of most modern derailleur bike hubs. The hope does look to be the more affordable and durable of your suggestions as it has a stainless steel freehub. Hope hoops used to be really great value for money. Big shout out to hope for doing this as i just had to build a custom kona esatto ti disc road bike for a customer with ultegra 6800. Making the most of every acceleration burst, it also spins on smooth rolling cartridge bearings.
If you are changing from a shimano freehub body, you will need new end caps. The hub is in very good condition and it has less than 800 miles on it, the bearings are tight and smooth and the freehub is solid. Its side to side play not in and out if that makes sense. Once switching out your casettes starts becoming an issue, its about time to switch out the freehub body for a brand spanking new one. Supplied with freehubs to suit 1011spd shimano, 12 speed microspline, sram xd or hope cassette aluminium or steel shimano freehub body options weight. I forgot to mention in my first post that the formula dc52 micro cassettes have steel freehub bodies which has helped their reputation while most other offerings are alloy. The hopes dont really feel that much different from any other hub really, especially with the.
This shimano 12mm thruaxle freehub body will fit fhm988, fhm828, fhm788, whmt68, fhm678, fhm618 hubs. How to change broken cracked freehub body from hope. For example, you could use a delrin tube of the sort you can pick up from hope. This hub features a one piece 7075 aluminium rotor body and pawl carrier. Carbon ti 4 pawl xhub shimano freehub body for road or mtb. The lightweight aluminum freehub is build around a 6pawl ratchet, which gives you 2x the industry standard hub engagement points when pedaling. As i am riding, when i apply torque to the pedal with chain in the smallest cog, there is no sound. This is a genuine part, designed, tested and manufactured by hope in their barnoldswick plant. If your current freehub body has notches worn into it from your cassette, its time to replace it. Hope they warranty it and wait long time for snotty answer.
If you need a replacement freehub body for your bike, take a look at the charts for cannondale and gt bikes below. After taking it apart i noticed cracks in the freehub body see circled area in pics. Hope had apparently had a fair few requests for a micro spline hub. Dt compatible minidriver freehub oneup components us.
Custom disc brake gravel wheel component guide part ii. With mountain bikes, we have two main cassette freehub body standards. Take the washer that sits on the axle between the cassette body and the. Depending on your drivetrain and cassette, youll also need to take into account what style freehub body youll need. To crack one open, youll have to carefully peel out the waterproof seal. That created a subtle wobble which in turn created a noticeable rattle when riding on rough roads. These problems came up during a vacation in flagstaff and sedona that. If its a shimano hub still in production, a new hubs pretty much the same price as the freehub, and you get a. Chaank i purchased the pro 4 replacement freehub as an upgrade to the aluminum freehub which came on my hope 20fivers4 road cx disc wheel.
If the damage is too bad i would see about a new freehub body, either a fully steel freehub body or an anti bite. There are more, but a vast majority of our audience will be using one of these two. Inside the freehub mechanism will be bearings and a clutch system, usually ratcheting teeth and pawls. Buy hope pro 4 freehub body sram xx1xd now at pushys. As for freehub body swapping, there are a couple things at play. Hope freewheel body sram xd 1112speed for pro 2 evo. I have a sram pg990 cassette on my alloy hope freehub, yes the smallest three cogs arent on the alloy carrier, however the marks they have left on the freehub body is barely noticable. The local tandem friendly bike shop reckon they are seeing this failure quite regularly crack in the freehub body. Use your existing cassette with this freehub and take advantage of its ability to fit cassettes up to 11 speeds. When you find the part number you need, find it at in the freehub bodies category at. At this point it may be possible to rescue a fading freehub with copious injections of 3in1 between the inner and outer parts at the back, but its at best a temporary fix your best bet is to chuck it and get a new one, which has the added bonus of. Replacement freehub body for the shimano xt m770 m775 rear hub.
With a 44 tooth engagement from its 4pawl ratchet design, this genuine hope replacement pro 4 freehub gives you almost instant pedal response as take off. If you are using crack or know someone that is, then getting them to admit the addiction and get professional help through the doctor or through a rehab center can be life saving. Lowest price, secure shopping and fast delivery from australias best online bike store. Freehub and axle on hugi, and flanges, axles, pawls and freehubs cracked on hope. Hope questions lack of parity in shimano micro spline licensing. Hope hubs are superb and the bearings supplied with them are gradea quality. A chainring swap has its own standards, but once you start messing with cassettes, there are other configurations to contend with. Replacement freehub bodies for the hope pro 2 evo and hope pro 3 hubs. Carbon ti freehub boby for sram xd or xdr 1112 speed driver.
For use with sram xd 1112 speed cassette only 4 pawl ratchet with 44 tooth engagement 8. In recent years weve seen sram swap to one piece cassettes for its 11 and 12speed drivetrains, which requires what it calls an xd driver. Shop hope pro evo steel freehub body steel, one size. While rear hubs also feature a ratchet and freehub, the design and execution. This is a replacement freehub body for new hope pro 4 hubs. Four pawls engage into a twentyfour tooth steel ratchet which is fixed into the hub shell and is sealed with a. This shortened version of a standard shimano hg freehub is available for hope, stans and dt hubs with more coming soon. The freehub body itself is held on to the end of the hub shell with a hollow allen bolt that the axle passes through. Forgot to grease hub during cassette replacement i can take a video later of the cassette jiggling sideways after it has been dropped onto the hub. With the bolt out, the freehub body should just slide off the splines that transmit the torque from the sprockets to the hub shell. Hub showdown chris king, hadley, industry nine, dt. Dt swiss 11 speed freehub body conversion kit shimano for 350 240 hubs. Description of hope freewheel body sram xd 1112speed for pro 2 evo pro 3 10mm qr.
Now available with shimano microspline freehub body. Not having issues with play, but the freehub body, with the 11spd cassette on, will fall right out of the body of the hub when. Hope has made it so that their new pro 4 hubs are both 1011 mtb and 11 road compatible. Not compatible with hg 11sp road cassettes pro2pro2 evo service parts are not compatible with pro4 hubs item specifications. Dt swiss steel mountain freehub body standard bearing. Basically you need to put that spacer on the freehub body before the cassette for everything except road 11 speed. Item specifications 10 speed, 9,cassette body typeshimano dynasys 11 speed mountaincassette body. Aluminium freehub body with 4 pawls and seal for hope pro 3 and mono rs hubs. Trialss pro 4 trialssingle speed rear hub hope tech. By my recollection, in its factory wheelsets and its hubs, shimano tended to specify steel freehub bodies, or titanium ones for dura ace or xtr hubs i. So you spent a lot of money on a set of mavic ksyrium or crossmax wheels that are by the way, arguably the best bang for the buck wheels currently available that you can both train and race on, and in a season or so of riding, you start experiencing some shifting issues that are not the easiest to. Would it be ok to leave as is for a few weeks or should i get it sorted asap. The freehub is shimano 11speed compatible, but can be swapped for a sram xd driver body. I also note that peter white are now recommending phil wood hubs for heavy touring due to this problem, although in this instance it probably occurred while we were unloaded but doing lots of climbing.
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