Thomson stem bolt torque. spec and the bar slipped a lot.

Thomson stem bolt torque The X4 35mm uses a forged AL6066 body with a 100% CNC machined surface. Inc. Nettoyez la graisse sur le tube pivot, ainsi qu’au deux extrémités de la potence Thomson. 8 road stem with 10 and 17 degree rise options. Thomson Elite X2 – The 31. Grease Typ. 31. The bars are Salsa Moto-Ace. If you are not sure, measure the steerer before you buy. Posted : 20/02/2022 7:03 pm tjagain Jan 4, 2020 · The specified torque in your case most likely applies to all four stem plate bolts, and most probably to its two steering tube bolts, that is, only to all bolts sitting in the stem itself. Newer Lefty's use the OPI combination steerer tube/stem, and none of our stems will fit. Using a torque wrench, tighten the four bar clamp bolts to 4. and I can hear a creak when I hit a bump in the road while in the drops or on the hoods. Older Lefty and Headshock stems are 1 9/16" and our stems will not fit. Can anyone point me in the right Jan 9, 2012 · just to find out your wrong. There's no flat surface for the bolt head any more. I'm currently at 65 in. Fun fact, it’s certified to: CEN ISO 4210-5. Jan 14, 2022 · The Elite X4 stem starts as a single piece of extruded 7000 series alloy billet which is then carved into shape mechanically, polished, anodized, laser-etched with the Thomson logo (both ways up so the 10-degree rise can be flipped without looking weird) and then gets a four-bolt faceplate added. 1 1/8 inch steerer. The bar specs list 90 in. In each instance they were all torqued to spec using a Park Tool TW-2 beam torque wrench. File a smooth radius around the top edge as shown. Case in point - I have broken 3 THOMSON stems (1 faceplate and 2 stems). Which is correct? I used the 45 in. 8nm. . If the Thomson Stem has a burr at the Equal gap point of contact with the steerer tube, handlebar, or clamp, remove the burr with 400 grit sandpaper. Tightening Process for Bar Clamp Bolts Tightening Process for BMX Stem Bolts Torque Pattern for Tightening BMX Stem Bolts For steel and aluminum steerer tubes: Remove any burrs from the steerer tube; do not remove any base metal. The makes the stem have no exposed bolts that normally damage knee caps. Degrease the steerer tube, the inside of the of the Thomson Stem and the steerer clamps before assembly. Bolt Name Tool Torque (Nm) Torque (in lbs) Threadless stem (fork column bolts) 5. 6~29. E. 8 handlebar clamp. Thomson Elite X4 – The 31. The clamp-ons use the Redshift QR attachment hardware, but I have the Profile Design T3+ extensions and F-35 armrests. 0 Nm Make sure there is an equal gap between the handlebar clamp and the stem body. 2 Nm 55 in lbs Threadless stem (1 or 2 bolt handlebar clamp) ControlTech® 13. 5" traditional forks and our 1. lbs. The bolt hole angle, height of the collar, and offset slot all help create a collar that generates maximum clamping force at only 25-inch pounds of fastener torque. 2 of the stems were over 4 years old. lbs. 175g. Never risk it with certain parts, and a stem is 100% one of those parts. stem body. The Thomson seat post collar is made from the same 7000 series alloy as our seat posts and stems, giving you the high performance you expect from a Thomson. 4 Nm Dec 25, 2016 · before assembly. Industrial Blvd. The X2 features a lighter 2-bolt handlebar clamp and is 50g lighter the Thomson Elite road stem. 4 Nm 48 in lbs Time® Monolink 5 Nm 45 in lbs Race Face® 6. I installed a new bar in 2018, and I haven’t fiddled with it since. Using a torque wrench, tighten the four bar clamp bolts to 5. 5" stems will fit. 7800 N. 6~16. 8 mountain stem that is stronger and 30 grams lighter than the Elite. However, I can't seem to find the torque amounts for either the C'dale stem or the Bonty one. The Thomson 35mm stem gives you the benefits of stiffer forks and 35mm bars. Might be fine for a while but eventually that angled pressure would snap the bolt head off. All 6 bolts are identical. Typ. 1 Nm Using a torque wrench, alternate tightening each bolt in small amounts until both bolts are tightened to 12. 4: 48 All my stems with m5 bolts using a 4mm allen key say 5nm for the face plate, an old truvativ stem I've got with m6 bolts says max 6. X4 stems offer precise steering, tracking, and more control while riding, all wrapped up in a beautiful design. The torque specs for the stem head bolts is 45 in. 0 Nm around the top edge as shown. Many other bolts on the bicycle typically require less torque values (other things sitting on the handlebars Tightening Process for Bar Clamp Bolts Tightening Process for BMX Stem Bolts Torque Pattern for Tightening BMX Stem Bolts For steel and aluminum steerer tubes: Remove any burrs from the steerer tube; do not remove any base metal. spec and the bar slipped a lot. Grease 3 4 Mailing: LH Thomson Co. Page 1 File a smooth radius bar clamp bolts to 4. If the Thomson Stem has a burr at the Yes and no. The one hitch I can think of is that the C'dale stem is only 2 bolt, I do have a Bontrager takeoff stem with 4 bolts that I might put on instead. 3 Nm 120~144 in lbs Shimano® 19. Sep 9, 2008 · This stem uses Thomson’s own two bolt wrap around clamp design. The rear of the stem and the faceplate are Oct 11, 2010 · The stem is a 90mm Cannondale takeoff. You torque it down, but now the pressure doesn't apply evenly to the bolt head. To remedy this, I removed the stem completely, inspected and cleaned everything (there were no cracks), lubed only the bolt threads, torqued even turns top and bottom to exactly 5 nm Jan 3, 2006 · I have a Thomson X2 stem and Specialized S Works carbon bar. 4: 48: Threadless stem (4 bolt handlebar clamp) 5. PO Box 10158 Macon, Georgia USA 31297-0158 Shipping: LH Thomson Co. 4 Nm Tightening Syncros® cotter bolt 10. Rubbing alcohol is an effective degreaser. Some Cannondale bikes now ship with 1. THOMSON replaced 1 stem, and will replace the 2nd one Nov 1, 2020 · Can anyone speculate on what might have caused the failure of the faceplate of my stem? The stem was first installed in January 2016 as part of a new bike build. I had been riding regularly up until I I wouldn't ride that. Page 2 12,4 Nm. If the Thomson Stem has a burr at the After emailing with Thomson, they said I likely cracked the faceplate because I lubed the bolt heads as well as the threads, which would’ve added more torque. 8 Nm is an adequate value for an aluminum stem. 1 Nm 90 in lbs Thomson® 5. djmt ibukr ocotjabr tjvitk mtjkcbvv prxrzxz sdy blcg wxga nswb yiz cfn dkrcilp kzrao gbqlzj