My notes regarding installation of HDB Billet Handguards and Mirrors on 2010 WR250R. This assumes a purchase of handguards, new pre-tapped handlebar, and mirrors from Highway Dirt Bikes.
Parts Ordered from HDB:
Yamaha Handguard Set (Standard)
100x38/40mm Top Clamp (AX Top Clamp Shown)
Pro Taper Woods High Bend Platinum Bars
12mm Bolt Lower Clamp Tall (2 1/8")
Two Mirrors
Tools and Supplies:
Phillips Screwdriver
Metric Hex Keys
Compressed Air Gun
Hack Saw and Razor
Round File and Sandpaper
Metric Socket Set
Grip Glue
Cable Ties (Pro Taper Bars too large for stock cable ties)
Yamaha Plug Part 90338-09012-00 - Qty 2 required
Dremel to remove projections if needed
Disassembly
1. Secure bike to stand.
2. Remove
Cable Ties from Handlebar on Left and Right
Front Brake Switch
Clutch Switch
3. Remove Left Handlebar Grip - use compressed air gun
4. Remove Clutch Lever
5. Remove Brake Lever
6. Remove Left Handlebar Switch
7. Remove Right Handlebar Switch
8. Trim 1/8th inch of Throttle Tube with Hacksaw and Grip then Remove Throttle
9. Remove Upper Handlebar Holders
10. Remove Lower Handlebar Holders
11. De-burr throttle tube cut end with file or sandpaper
12. Remove projections from switches or cable housing or you will need to drill 5mm holes to insert them in the new handlebars.
Assembly
1. Install Lower Handlebar Holders - using stock washer and 12 mm nylok nuts
2. Align Handlebar in Lower Holders
3. Install Top Clamp
4. Install Brake Level - Do Not Fully Tighten
5. Install Clutch Level - Do Not Fully Tighten
6. Install Left Handlebar Switch - Do Not Fully Tighten
7. Install Right Handlebar Switch - Do Not Fully Tighten
8. Install Left Grip with grip adhesive then trim off end carefully with razor
9. Install Throttle on Bar - (may lightly lithium grease inside tube and bar; pre-wrap electrical tape under throttle cable housing if projection was removed, this ensures solid grip on new handlebar)
10. Install Swivel Bosses - Do Not Fully Tighten
11. Attach Swivel end of handguards - Do Not Fully Tighten
12. Attach Bar end of handguards - - Do Not Fully Tighten
13. Tighten all screws, bolts, and nuts in proper alignment
14. Attach Shields
15. Attach Mirrors
16. Connect Brake and Clutch Switches
17. Secure wires to bars using new cable ties
18. Plug empty mirror holes using Yamaha Plug Part 90338-09012-00
19. Allow grip glue to dry 8 hours before riding
I have learned a great deal from the postings on this forum. I hope this in turn proves useful to the group.
Kind Regards,