You're reviewing: Shock Absorber Spring Preload Adjustment C Spanner Your Rating. If you want your motorcycle to turn into corners quicker, more preload in the back or less in the front helps. Add preload to reduce the sag and remove . Adjusting the preload on your motorcycle suspension differs from front to rear. Preload is the most basic adjustment, and can be altered on most bikes. The sag amount is adjusted by adding or removing spring preload front and rear. For model year 2022 we are releasing a brand new spring preload device for the TTX flow DV series shock absorber to be purchased as an accessory part. A good rule of thumb is to aim for 30mm for street use, and 25mm for track use. The Hyperpro emulsion shock, has rebound adjustment with 50 clicks, and manual preload adjustment. Manufacturers often provide special tools for this purpose, but aftermarket ones are available, RevZilla says. Full Forum Listing. You will need the help of an extra pair of hands and eyes. If you want to increase preload so the spring has less travel and to make the bike feel stiffer, turn the adjuster ring clockwise. If you have a problem, or are unhappy with your purchase, then we will put the matter right. 3. How To Adjust Motorcycle Seat Height. The shock does all of the work controlling the road irregularities. Adjusting the front preload. Changing a rear shock spring preload will change the motorcycles rear sag. 17 . Then tighten or loosen the preload adjuster accordingly. Submit Review. "Adding" preload causes that end of the motorcycle to rise, and vice versa. Continue to adjust the spring preload and repeat step 2 until your race sag meets the specification that is correct for your bike. Also assume that the bike and rider together place a 300 lb load on the front end. Under articulation the spring preload increases tire contract pressure improving traction. Does adding preload increase sag? Think of sag as "freeplay." Remember, sag DOES NOT affect the spring rate, either. That means that it takes 100 lbs. Integrated hydraulic spring preload adjuster. The primary reason for changing the preload on the spring is to adjust the motorcycles ride height and its geometry. This shock features spring preload adjustment. on the rear is adjusted by changing any of the following depending on the bike: - The overall (uncompressed) center-to-center length of the rear shock. On big bumps at speed the spring preload pushes the tires down to better follow the terrain and make a smoother, more controlled ride. Having easy access to your spring preload is really a great, easy to install suspension upgrade, particularly if you run a large capacity tank or a tank mounted luggage system. Cogent Dynamics fork caps not only look fantastic they also add the ability to precisely adjust the preload of your fork springs to best match your needs and compensate for different loads and conditions. I don't think you can adjust the preload on the air shock. Post. 3. By tightening the adjusting collar or external preload adjuster on the shock you will increase the preload force, which will decrease the sag and vice versa. It has all the benefits of the high performance shocks. PRE-ORDER - Estimated Delivery: 2 Weeks. The preload should be adjusted to give you the right sag for your weight with gear on, without regard to height. I actually couldn't adjust the rear preload on my Triumph Street Triple R. Not just because I didn't . Naturally, less preload makes for a softer ride. When the coil spring from the original shock absorber - or an IKON coil spring - has to be fitted, the following should be taken into account: 1. Preload is simply the amount the springs are compressed while the suspension is fully extended. When you adjust preload, think about what you're changing. click for more detail Preload does not harden spring. In the rear, you adjust the preload by spinning a preload collar up (for less) or down (for more). I also went over the figures based on the rider's manual. To reach to that rule-of-thumb 40mm figure, you may need to adjust the preload. In a pinch you can use a blunt chisel to unlock the collars and turn the main adjusting collar. Lift the rear of the bike until the suspension is completely extended. Covers preload adjustment for your weight and how to calculate it properly. The Springs Don't Compress With Preload. For them . Fitted custom IKON shocks and Ikon progressive front springs at 2000kms. Rear sag is the measure of change in rear ride height when comparing a fully extended suspension to a loaded suspension. (2019 Kawi KLX250) I was turning them up to reduce the tension and . However, under yours and the bike's weight, when preload is added the spring in the forks and shock do not compress. Motorcycle suspension springs are designed so that they're always under compression—and how much compression is a function of preload. Start by lowering your ride height to the lowest possible setting that still falls within the . To adjust the preload on your bike's rear shock, you will need a C-spanner to loosen the top locking ring and spin it up the shock to gain access to the adjuster ring. The compression speed is changed with the adjustment screw. To . If you want to increase preload so the spring has less travel and to make the bike feel stiffer, turn the adjuster ring clockwise. When you . The pair then have a combined rate of 100 lbs/inch. By changing the spring preload . If your motorcycle is equipped with a remote hydraulic preload adjuster it will be mounted near the rear shock and marked with the symbols +/-. The fork will have a preload adjuster on it to add preload, and a socket or wrench will adjust it. Remember When Adjusting the SFF Spring Preload 6 Clicks of the Preload Adjuster Removes or Adds Roughly 1mm (~.040" or 1/16") of Spring Preload To reduce or increase the amount the front of the bike sags under the riders weight, begin by cranking in, or removing spring preload via the blue or gold colored adjuster at the top of the RH fork leg. Add to cart. Typically loaded and unloaded sag . Stop 0 is based on a rider weighing approx. I ended up loosing it up about 3 threads. All Hyperpro shocks are supplied in the motorcycle's standard length, but can also be ordered in a different length. If you want to increase preload so the spring has less travel and to make the bike feel stiffer, turn the adjuster ring clockwise. Perform the following procedure on a flat surface. Smaller hexagon (19 mm ¾ inch) can easily and quickly load up to 10 mm fork spring. Setting the Spring Preload correctly means the rear suspension for your bike is set up for your weight. 1 otee! This preload adjustment is inevitable, but you do want it to fall within a specific range for the best results on your bike. It change the way the bike handle bump and control the diving effect on the brake . 1 star 2 stars 3 stars 4 stars 5 stars. 10 Clicks Compression Adjustment; 10 Clicks Rebound Adjustment; 10mm Spring Preload Adjustment; 3 bar Nitrogen pressurised for constant\bubble-free damping; Pressurised system offers super sensitive . How to adjust coilover preload. Closed 30mm Cart. How do you adjust the rear preload on a motorcycle? Spring collars are common, and some benefit from the use of special tools. Marauder spring pre-load adjustment. motorcycle, rider, passenger, and all gear, the spring plays no other part in the suspension. You have to live with what your motorcycle has which, for most riders, will be adequate. Keep adjusting the spring preload until the "sag" is 2" - 3" (50 - 75mm). Type of Motorcycle Currently Riding: BMW Ducati Ural Suzuki Honda. This is possible when the technical specifications of the motorcycle allows this. The spring remains the same length, but the forks and shock . Preload is used to adjust the shock or spring to the correct range of operation within the suspension's travel-more preload will raise the bike up on its suspension, keeping you near the top of its travel. It also has a 24mm open end wrench for adjusting ride height. The typical motorcycle fork has a spring inside the fork tube while the typical rear suspension has an exposed spring. Most models also include ride height adjustment. If you have too much sag you need more preload; if you have too little sag you need less preload. Review. Now when I set on the bike, the center to center measurement is 11.1". How Do We Adjust Motorcycle Spring Preload? Take notes, adjust in small steps and make only one adjustment at a time. for the second inch, (total of 200) and so on. Value. Using preload to set a proper sag number is vital in making your motorcycle handle properly. You can dispose of those drifts, screwdrivers, spanners next time you need to adjust spring preload on your motorcycle. Your next best option is a lower seat and there are a couple of avenues you could pursue. Quality. Helpful guide to setting up your bike suspension. It features a back cut on the hook to reduce the possibility of slippage. To . The RG-W range of shocks from YSS is world renowned for their high quality finish, full damping adjustability and superior performance for road & track applications. Fork Spring Pre-load Adjustment kit (black) for Triumph 41 mm fork tube. For more . If you need to crank the . Spring collars are common, and some benefit from the use of special tools. rear shock pre load adjustment Discussion in 'Victory Kingpin' started by deepstuff, Aug 25, 2014. Remember, Fox coils require a minimum of 1 turn which produces a small amount of preload. Heavier riders will need to add preload (by compressing the spring), while lighter-than average riders would likely benefit from a reduction in preload . It comes preset for . Summary . Rear spring preload. Tighten up the spring seat ring so that the spring is snug, but do not tighten it down past simply holding the spring snug, this will be "0" preload. More preload and you're going to screw up the ride as the spring won't be able to do its job properly. Does adding preload increase sag? Titanium and hard-anodised parts are hand built to last not only the lengthiest endurance races but also the harshest of winters. Don't Forget that 6 clicks of the knob equates to . Loosen the spring preload locker; this is either a jam nut on the Japanese models or a clamp on the European bikes. Increasing Spring Preload moves the spring further into its travel and makes the shock "feel" stiffer initially, and makes the chassis sit a little higher (less sag/more ride height). With less preload, the bike sits lower and closer to the bottom of its suspension travel. At 30mm of sag, the total spring force is 32.5kg. With no preload your bike would sag massively under the weight of the bike alone, with too much the springs would barely move. You can return . Spring Rate chosen according to riders weight & motorcycle payload; The big 30mm piston offers highly responsive performance characteristics and sufficient progression. Too . Measure an uninstalled spring with no compression on it . May 8, 2021 #1 Is there an easy way to compress the spring so I can relieve the pressure and more easily turn the adjusting collars? Ride height (not preload!) The shock features spring preload as well as shock length adjustment. The "stiff" impression when you crank up the preload is due to the reduced the sag. Measure how far the seat drops when you sit on the bike, fully kitted in your ride gear. So increasing . And with most bikes, it's something you . 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