![]() ![]() Find great deals on eBay for crankset tool and bottom bracket tool. Bicycle Bike Crankset Crank Arm Puller Remover Removal Tool. ![]() External Bearing Crank Systems (Hollowtech II, Mega. Exo, Giga X Pipe, X- type, Campagnolo Ultra- Torque)Sep 0. Crank Service. This article will discuss service of external bearing cranks systems using threaded cups. The spindle is a permanent part of the arm. The opposite arm slides onto the spindle splines and is then secured. While conventional bottom bracket system have the bearing inside the bottom bracket shell, these types of cranksets have external bearings that sit outboard of the shell face. Truvativ; TSG; Tufo; TYR; Udderly Smooth; Under Armour; Uni; Unior. Cyclo Bottom Bracket Removal Tool Set; 5 Reviews; . Shimano XTR Left Hand Crank Removal Tool M970; 4 Reviews; Can I remove a Crank arm without a Crank arm remover? Can I remove a Crank arm without a Crank arm remover? Find great deals on eBay for crankset removal tool and crankset puller. Bicycle Crankset Crank Removal Tools Arm Puller Bike Repairing Maintenance Tool. Buy It Now; Free shipping. Keep the removal tool in the garage or in your. The tool is well made.The left crank arm came off easy.The right side needed a little persuading with penetrating oil and. Truvativ M15 Capless Steel Crank Bolts. Category Filters and Ordering. Enduro Hollowgram Crank Removal Tool Mfr Part #: CT-008 Bikeman Product Code: TL8934: Usually Ships in 2-3 Days Call for in-store availability Details in Stock Status below. Truvativ AKA Crankset. Servicing SRAM components often requires advanced bicycle knowledge and specialized tools. ![]() Find great deals on eBay for crank arm removal tool and crank removal tool. Enter your search keyword. Advanced: Daily Deals. 42 results for crank arm. A crank cap is used on the left arm for bearing adjustment. Crank Removal and Installation. Example of these systems are Shimano. The bearings sit outside the face of the bottom bracket shell face. The spindle is a permanent part of one arm. The arm slides onto splines and is then secured. These systems use a cartridge bearing. The bearings then sit outside of the shell. It is important that the left and right shell surfaces are adequately machined square to the threads and one another. Miss aligned shell faces can cause the bearing cups to twist as the seat into the bike. For more on thread preparation, see Basic Thread Concepts. Install correct amount of spacers on cup marked with “R” (left- threaded cup) and install dust sleeve on cup. Thread cup counter- clockwise into right side (drive side) of bike. Use care not to cross thread cup. Tighten fully, approximately 3. When using the BBT- 9, and grabbing the tool about 6- inches (1. Thread cup clockwise into left side (non- drive) of bike and tighten fully as before. The E- type brackets and International Standard Chain Guide bracket options are also listed. The bearing cups are of a similar design, and cups are designed to be spaced 7. Three spacers of 2. E- type front derailleur brackets, or a chain guide mount, are counted toward the width total. More spacers are included for this model. Left cup - 2. 5mm spacer; Right cup - 1 each of 2. Left cup - 2. 5mm; Right cup - chaincase stay, 0. E- type bracket: Left cup - 2. Right cup - E- type bracket, 2. Left cup - no spacer; Right cup - no spacer. Left cup - no spacer; Right cup - chaincase, 0. E- bracket type: Left cup - no spacer; Right cup - E- bracket only. The Shimano. The Dura- Ace system is similar in design, but uses different cups and no spacers. The right side arm contains the spindle. The left arm is secured with two pinch bolt. A crank cap is used on the left arm for bearing adjustment. The cap does not hold the crank, it is only for adjustment. After bearing cups are installed, grease spindle surface and place right crank with spindle through the right side cup (drive side). Push from right side until spindle comes out left cup. Fit is snug, and in some cases gentle use of a mallet may help. Grease splines of spindle and install left arm. Notice splines are keyed, and left arm will only install 1. Grease threads of arm cap and thread cap into spindle. This cap acts only to push arm fully over to cup bearing. This cap does not tighten the arm onto the spindle. IMPORTANT NOTE: Secure cap gently. Use the eight sided stud a the end of the BBT- 9 and tighten only 4 to 6 inch- pounds. Over tightening will side- load the bearing and cause premature wear. Secure to 1. 2- 1. Nm (8. 8 to 1. 32 inch- lbs). Secure bolts evenly, working first one and then the other. Lift this upwards with a screwdriver and pull off arm. Disassembly. IMPORTANT NOTE: First, loosen the two left crank pinch bolts at end of arm. Next, loosen and remove arm cap and slide arm off. It it sometimes necessary to gently tap arm with mallet. Pull crankset to right to remove right arm and spindle. Use BBT- 9 to remove both cups. Non- drive side removes counter- clockwise. Drive side removes clockwise. The right side arm contains the spindle. The left arm is pressed gently against the bearing cups by the arm cap. The arrangement of spacers is the same as shown in the table. Grease spindle surface and press right crank through right side. The fit is snug, and mild use of a mallet may at times be useful. Place left arm on to spindle splines. Grease thread of crank cap and thread into spindle. Use a 8mm hex wrench and GENTLY snug the cap. The left cap simply bring the arm over to the bearing. It is used as a bearing adjustment, and it does not secure the right arm. Alternately tighten each bolt until both are fully tight. The spindle has ten splines, but these are not symmetrically aligned. The drive side arm is secured to the spindle with a crank bolt. Arrange cup spacers as described in the table above. The chainline is adjusted with 1mm spacers. No spacers are used on the right arm to achieve the 4. One spacer on the right arm will give a 4. The fit of the spindle may be snug and some mild force may be necessary. Use a rubber mallet with care. Guide the spindle through the right cup, and install any needed chainline washers. Align right arm 1. Secure bolt to a torque of 3. Bolt will come to a hard stop as the arm fully presses to spindle. The retaining cap use a left- hand thread, and is secured to the arm with a 1. It is not necessary to remove the one- key system. To remove the arm, use a 8mm hex wrench on the crank bolt and turn counter- clockwise. One- key system will remove arm from the spindle. After removing the right arm, pull the left arm to remove. It may be necessary to use a mallet and tap spindle to free the arm. It is not necessary to remove the system for either removal or installation. Cups are marked with thread direction arrows and torque specifications. Each cup is tightened into the bottom bracket shell as with the systems above. No spacers are need or required. Grease the splines and surface of the spindle and insert through the right side cup. Install left arm and tighten. There is no “bearing adjustment”. The drive side cup has a rubber lip that compresses as the arms are pressed. As the splined left arm is tightened, it compressed the lip. The left arm has a one- key release system. No puller is required to remove, simply use 8mm hex wrench and turn crank bolt counter- clockwise. The cups are installed without bearings. The bottom bracket bearing are mounted to the cranks. The cups thread into to the frame but contain no cups. Each arm has a “geared” fitting that mates with the opposite arm. This washer is used to account for variations in frame shell widths. For the common “English” or BSC shell the width acceptable width is from 6. The wavy washer is in effect the “bearing adjustment.” If a bottom bracket shell measures too wide, it will need to be machined until it is with the tolerance range. If the shell is too narrow, spacers may be added. With a hand wrench such as the BBT- 9 held approximately six inches from the center of the bearing, apply an effort of at least 5. Use of the Park Tool BBT- 1. Mounting bolt install through the right side axle center. Use a 1. 0mm hex bit on an extension. Recommended toque is 3. Remove the clip before attempting to remove the cranks. No crank puller is used for removal. Simply loosen the only bolt completely and remove by pulling arms from cups.
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