- Need stock rear sprocket size (5 replies)
- Best exhaust for the 400ex (41 replies)
- pdf manual (3 replies)
- removing the front sprocket, 01 400ex (1 replies)
- Stock rear shock settings? (6 replies)
- hybrid (3 replies)
- 450r front brake set up? (0 replies)
- Dpr9z?s (19 replies)
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- ATV Help in San Jose CA (11 replies)
- Quick Question (6 replies)
- Header torque specs (2 replies)
- need help!!! (11 replies)
- Stage II carb kit (1 replies)
- Getting your $$$ worth!!! (11 replies)
- carrier bearings (13 replies)
- best suspension bang for the buck (19 replies)
- Handle Bar Question (2 replies)
- white smoke-help (13 replies)
- higher octane (20 replies)
- Cam chain removal? (17 replies)
- How Do I removed bearing from bearing carrier??? (9 replies)
- Foam vs. fabric filters article in QUAD magazine (5 replies)
- 450r swinger on 400ex? (5 replies)
- looking for some accesory's (2 replies)
- quad runs bad (2 replies)
- Gearing Problem (8 replies)
- clutch? (4 replies)
- Power kit for the 400ex? (2 replies)
- hmf exhaust (8 replies)
- Rear carrier o-rings & skidplate???? (3 replies)
- Showin It Off! (22 replies)
- First impression with 450R shocks (12 replies)
- will a 450r bumper fit a 400ex? (9 replies)
- Main Jet (8 replies)
- Help !!! (12 replies)
- My New/Custom AirBox!!! Come. Look!! (26 replies)
- what size chain do i need? 428x? (2 replies)
- Got Footpegs! (24 replies)
- 450 shocks...... (3 replies)
- Oil Change w/ Armor Tips (14 replies)
- engines cutting out (5 replies)
- 400ex with 450r parts? (9 replies)
- Helmet Lights (0 replies)
- Possibly wrong jetting? i dont know...someone please help!! (18 replies)
- Brakes fading at the worst time... (15 replies)
- Pics from winter rebuild (20 replies)
- rocky mountain 20 bucks off (2 replies)
- Tire Pressure??? (8 replies)
- Air scoops and 450r front shocks question (12 replies)
- clutch question (1 replies)
- jetting with hotcam 1 (1 replies)
- My new ride!! (14 replies)
- CS 8 plate clutch (3 replies)
- Brake Bleeding problem still (9 replies)
- Offset (2 replies)
- Progress Pics.... (5 replies)
- Does a stage 1 cam and piston make a diffence (1 replies)
- backfire on decel (4 replies)
- Cam chain tensioner tool? (5 replies)
- The Best Grips! (45 replies)
- Jetting Help!!!!! (0 replies)
- New 450r shock mod. CHECK OUT (2 replies)
- Headlight Guards ? (9 replies)
- Quiet core vs. Race core inserts (14 replies)
- what tool do you use? (20 replies)
- hybrid (3 replies)
- What jets to use (0 replies)
- LA Cylinder Sleeve (1 replies)
- Pix Of Your Grab Bar (0 replies)
- Just got a 400 (8 replies)
- Need help adjusting valves (15 replies)
- Hotcams,durability (23 replies)
- Need more speed (4 replies)
- New coil, valve adjust no start??? (5 replies)
- headlights (4 replies)
- HELP!! stripped oil filter bolt (4 replies)
- clutch cable aftermarket exhaust (2 replies)
- Anyone use a spark enhancer or aftermarket CDI box (19 replies)
- Throttle cable (1 replies)
- To shave or not to shave..... (11 replies)
- Anyone have z400 shocks on their ex? (8 replies)
- Best 400ex Tire Size (3 replies)
- Timing chain install (6 replies)
- add chain links (1 replies)
- Your Custom Job! (20 replies)
- Keihin versus Dynojet numbers (8 replies)
- Wheel ?'s (2 replies)
- New toy for the new 400EX (5 replies)
- Ugly header =/ (10 replies)
- fat boy on a 400 (0 replies)
- fat boy on a 400 (10 replies)
- Valve adjustemt (1 replies)
- Streamline Billetanium Rebuildable ATV Stabilizer (17 replies)
- help with bolt size! (5 replies)
- will a main jet from a pwk work on a 400ex? (1 replies)
- lookin for longtravel (0 replies)
- more clutch questions... (5 replies)
- so my first time right (4 replies)
- 2004 400ex conversion to 2006 plastic (3 replies)
- Just switched to E85 (87 replies)
- installed 450r carb. sounds great seems hot (10 replies)
- New Build On An 02!!!! (52 replies)
- First Mods (3 replies)
- cant find a sproket for longer gears (3 replies)
- Carb help..ASAP Please (10 replies)
- This could be a dumb question but... (10 replies)
- Lets see those towing rigs! (232 replies)
- Make your 400ex backfire (safely!!!) (45 replies)
- Gear ratio with new tires (7 replies)
- bigger bars (8 replies)
- tick noise (7 replies)
- Thinking about selling quad, tell me what you think. (10 replies)
- Exhaust on Ebay (1 replies)
- Fuel Petcock Positions? (4 replies)
- chain adjustment tool? (17 replies)
- Motor rebuild (20 replies)
- 400ex front rim (0 replies)
- Streamline Billetanium Rebuildable ATV Stabilizer ?s (38 replies)
- Gear change after engine mod (suggestions) (5 replies)
- side frame guards? (3 replies)
- Need help finding a place to get the piston i want (10 replies)
- 400EX Jetting (4 replies)
- 250ex exhaust on a 400ex? (3 replies)
- need HELP putting on a chain! (8 replies)
- craziness (15 replies)
- GT Thunder linkage (6 replies)
- 450r axle on a 400ex (2 replies)
- exhaust (3 replies)
- 400ex hub nut size?? (5 replies)
- Pinch Bolt Trouble (7 replies)
- stock 400ex beat a yfz450 (50 replies)
- Better check your Muffler! (20 replies)
- Tell Me What You Think! (24 replies)
- Dpr9z (14 replies)
- What does Rev mean? (7 replies)
- tightening a chain on a 400ex. (3 replies)
- o-ring chain (3 replies)
- rear preload help... (5 replies)
- Carb Question (2 replies)
- Anyone use a steering stabilizer for motocross (11 replies)
- Urgh.. Brakes. (12 replies)
- riveting a masterlink (0 replies)
- 400ex swingarm bolt (2 replies)
- Stock air filter... (6 replies)
- Cleaning the oil cooler (1 replies)
- bolt pattern (2 replies)
- Need to raise the rpm on my 400ex (6 replies)
- +1.25 swingarm shock (8 replies)
- carb ?? (3 replies)
- Trinity Racing 440 (1 replies)
- Check out my bike (5 replies)
- front sprocket install (9 replies)
- Chain & rear sprocket suggestions (2 replies)
- is there a glue that will actually stick to the plastic fenders? (4 replies)
- maybe a dumb question, but has anyone tried flipping the stock front wheels? (5 replies)
- 400ex header id (17 replies)
- Aftermarket Steering Stems w/ Stock Bar Clamp Spacing?? (0 replies)
- swinger (2 replies)
- Broke Balljoint--now what? (4 replies)
- xc quads (0 replies)
- anyone got reworked 450r shocks? (9 replies)
- headgasket help (1 replies)
- broke front fender mounts, now what (11 replies)
- Rebuilt my 400 and still smokes...it was gradual (5 replies)
- Stroker (0 replies)
- Front shocks (33 replies)
- sound like valve issues? please help me! (5 replies)
- Clutch Wont engage (2 replies)
- Jetting Help (3 replies)
- Clutch lifter (0 replies)
- What size Jets? (9 replies)
- HELP!! new HMF idles to high! (7 replies)
- Rolled my 400ex OUCH (21 replies)
- turbo ex (17 replies)
- Tire spec ? (6 replies)
- Steering stem bearing??? (1 replies)
- pouring gas? (8 replies)
- A little help (1 replies)
- EBC clutch? (9 replies)
- Help Please (4 replies)
- 5 Stage Filtering System (2 replies)
- Elka Elite Rear Shock (3 replies)
- Has Anyone Tried This? (14 replies)
- Ok I need a lesson! @35 (11 replies)
- tough throttle (4 replies)
- How could i set up for XC? (20 replies)
- razr or razr 2s (4 replies)
- 400ex whining noise (11 replies)
- Cheap Mods to-do-list? (11 replies)
- 400ex cr500 project (10 replies)
- Brake check! (2 replies)
- Ignition Advance Key (1 replies)
- Sparks Ignition Advance Key (9 replies)
- Installing tether (9 replies)
- photoshop favor???? (2 replies)
- Crossed Wires...now no spark..help! (0 replies)
- Fox Racing Shox (1 replies)
- 2007 400ex lights (1 replies)
- extended hubs (4 replies)
- ** My Frozen 400EX ;) ** (19 replies)
- 02 400ex performance upgrade? (7 replies)
- 2001 400ex Lonestar axle (7 replies)
- trinity exhaust (5 replies)
- will it wheelie???!! (42 replies)
- trx rear axle (1 replies)
- cam chain (4 replies)
- 8 plate (11 replies)
- 440 valve job? (14 replies)
- Glowing header? (37 replies)
- help!!! (8 replies)
- How to??? (4 replies)
- MX vs. XC setup (6 replies)
- Jetting (1 replies)
- airbox specs (0 replies)
- Pro Design K&N Pro Flow Air Filter and K&N Power Lid (6 replies)
- Case saver (3 replies)
- gearshift spindle (5 replies)
- Valve Adjustments on '01 400ex (11 replies)
- needle question (0 replies)
- Lemme see your hoods! (99-04) (29 replies)
- Sparks Cam (2 replies)
- 400ex 450r Heel Guard Conversion? (27 replies)
- k and n air filter????? (14 replies)
- Is My Quad Nice? (225 replies)
- K and N (4 replies)
- Park Brake Block off Plate????? (8 replies)
- Namura Technologies Piston (7 replies)
- clutch won't disengage (0 replies)
- 400ex engine cut away needed (2 replies)
- 400ex motor cut away needed (0 replies)
- Rear shock adjustment (6 replies)
- Spring Preparation (0 replies)
- clutch woes (14 replies)
- white bros e series (0 replies)
- DG Slip-Ons (9 replies)
- Cheapest way to lower 400ex (12 replies)
- Wiseco 440 kit? (4 replies)
- Sand Paddles (8 replies)
- FIRST ride on total rebuild! (pics) (2 replies)
- Has Anyone Else Bent An Axle? (8 replies)
- hmf was wrong (1 replies)
- pipes (0 replies)
- 400ex on asphault (7 replies)
- engine question (2 replies)
- ex bigbore long term life survey here (3 replies)
- ex bigbore long term life survey here (4 replies)
- what do you think of i-shocks (10 replies)
- starter sylniod? (0 replies)
- starter sylniod? (2 replies)