Page 1
English Lefty Ocho 120 Owner’s Manual Supplement READ THIS SUPPLEMENT AND YOUR CANNONDALE BICYCLE OWNER’S MANUAL. Both contain important safety information. Keep both for future reference.
Page 2
Safety Messages In this supplement, particularly important information is presented in the following ways: Indicates a hazardous situation which, if not avoided, may result in death or serious injury. NOTICE Indicates special precautions that must be taken to avoid damage. SYMBOLS: = Apply NGLI-2 Synthetic grease = Suspension grease...
Maintenance ......25-26 Please contact your Authorized Cannondale Limited Warranty ....... 27 Dealer immediately if you need a manual or supplement, or have a question about your bike.
Safety Information Intended Use Lefty Ocho 120 Owner’s Manual SAFETY INFORMATION Intended Use Using the Lefty the wrong way is Wheel Size ASTM Ocho dangerous. Travel Length Condition 3 Model (mm) (Symbol) Please read your Cannondale Bicycle Ocho Owner’s Manual for more information Carbon 29”...
Page 5
Inspect the entire bike, all parts; Look carefully for damage. See “Inspect For All riders must understand a fundamental Safety” section in the Cannondale Bicycle reality of composites. Composite materials Owner’s Manual. See Support at www. constructed of carbon fibers are strong cannondale.com...
Page 6
Safety Information Minimum Tire-to-Crown Clearance Lefty Ocho 120 Owner’s Manual Minimum Tire-to-Crown Compression Assembly Clearance Modification or installation of damping cartridge/spacers other than specified; or installing over-sized tires can result in incorrect tire-to-crown clearance Check minimum tire fork/frame clearance with all air released from lefty and fully compressed.
Page 7
Follow brake manufacturer’s instructions Have any required repair services or when mounting the brake caliper. procedures perform by an Authorized Cannondale Dealer or Cannondale Do not ride without a front brake system Authorized Service Center. attached to the Lefty. A brake system...
Maximum: 203mm/ K53131+20mm Post Mount Adapter Hub Compatibility Lefty 60 Maximum Tire Size: 760mm x 65mm (Dia./Width)” Headset Compression Assy. Only Cannondale p/n K35058/K35009 Maximum Stack Height 55mm Stem Clamp Dia. 28.6mm Steerer: Type/ Taper Length/ Overall Tapered 1.5in - 1 1/8in/ 86mm/ 330mm...
Page 10
Technical Information Adjustments Lefty Ocho 120 Owner’s Manual Adjustments 3. Pressurize to the recommended air pressure Air Pressure 4. When completed, remove the pump; Set the initial air pressure according to your replace the valve cap. weight (including the weight of riding gear) based upon the following table.
Page 11
Technical Information Adjustments 4. Mount bike in a standing attack position, as shown, next figure. The rider’s position is feet on pedals with weight shift into an “standing attack” Have another rider help you hold the bike position. Sag is directly related air pressure upright .
Page 12
Technical Information Rebound Lefty Ocho 120 Owner’s Manual Rebound Lockout The rebound adjustment knob (3) at bottom MODES: the of the Lefty controls the speed that Lefty returns after being compressed. CLIMB - In climb mode, compression damping is significantly increased making...
Page 13
Technical Information Compression Compression Handlebar Remote Lever To set to climb mode, press the lockout paddle The compression adjuster (4) is the black knob (2) with your thumb until it latches in place as on the top of the Lefty Ocho crown. The shown.
Page 14
Technical Information Set-Up Steps Lefty Ocho 120 Owner’s Manual Set-Up Steps Front Wheel Follow these steps in order, to set-up the Lefty Removal Set Lockout to Active mode. Secure the bike in a work stand with the front wheel off the ground slightly.
Page 15
Technical Information Front Wheel Figure 6 Figure 7 (brake caliper not shown) NOTICE NOTICE • Make sure the axle bolt is completely • Do not allow the brake to hang by the disengaged before attempting to brake line. remove the wheel. •...
Page 16
Technical Information Front Wheel Lefty Ocho 120 Owner’s Manual 6. With the StopLock release lever turned Installation down, slide the brake mount/caliper into With bike in a work stand, clean the the Lefty. spindle (1), and axle threads (a). Apply...
Page 17
Technical Information Front Wheel 8. Spin the wheel to make sure it rotates freely. 9. Be sure to test the brakes for proper function before riding. Use a torque wrench to tighten. Prevent grease contamination of brake caliper, pads and brake rotor.
Page 18
Technical Information Remote Lockout Setup Lefty Ocho 120 Owner’s Manual Use the barrel adjuster to remove cable slack. Remote Lockout Setup Trim the cable 30mm from the cable anchor bolt, install a cable crimp (6) and tuck the cable into Cut a length of 4mm derailleur housing (1) to the pulley pocket as shown.
Page 19
Technical Information GuideGuard GuideGuard The GuideGuard (6) and protects the Lefty lower leg from damage and the C-tube (3) supports the brake line. Periodically, check the GuideGuard and C-tube to make sure they are in good condition and attached properly with the mounting screws. NOTICE Do not ride, stop riding if parts are missing or damaged.
Page 20
Technical Information Brake Hose Routing Lefty Ocho 120 Owner’s Manual Brake Hose Routing If the brake hose contacts the brake rotor or wheel spokes, adjust the brake banjo angle and/or loosen the hose clamp and draw more Loosen the 2.5mm hex bolt at the top of the brake hose above the GuideGuard.
Page 21
Technical Information Manual Bearing Reset Manual Bearing Reset Perform the following procedure with the front wheel on the fl oor. Slide the travel indicator O-ring (1) against the wiper seal (2). 2. Remove the valve cap (3) and attach a suspension pump to the valve (4).
Replacement Parts Service Lefty Ocho 120 Owner’s Manual REPLACEMENT PARTS The following parts are available through an Authorized Cannondale Dealer: VIEW ITEM CSG PART NUMBER DECSRIPTION K35058 SL Compression Plug w/ Top Cap K36111 Lefty Crown Mount Lockout Assembly K51041...
Page 23
Replacement Parts Service VIEW 28 mm 28 N·m 14 mm 5 N·m 28 mm 28 N·m 15 mm 6 mm 10 N·m 7.3 N·m 2.5mm 0.7 N·m...
Annually, or when problems are indicated you must have your fork serviced through an Authorized Cannondale Dealer or a Headshok Service Center. Disassembly and inspection by a suspension professional is required to evaluate the internal and external parts, identify wear or damage.
Page 26
Maintenance Cleaning Lefty Ocho 120 Owner’s Manual Cleaning Clean using only a mild soap and water solution. Clean water and common liquid dish washing soap will work best. Be sure to cover the adjusters with a clean plastic bag secured with a rubber band or masking tape.
SOLO) suspension products are covered under COMPONENTS section of the Cannondale the terms and conditions of the Cannondale Limited Warranty. “Internal fork parts” are Limited Warranty. It is available on the Policies defined as items such as damping cartridges page of our website at: www.cannondale.com...
Limited Warranty Cleaning Lefty Ocho 120 Owner’s Manual NOTES Use NOTES pages to write /record important information about your bike : (e.g. maintenance history, dealer contact information, settings, etc.) 138227 Rev 1 01/21)
Need help?
Do you have a question about the Lefty Ocho 120 and is the answer not in the manual?
Questions and answers