This thread is created for quick access to link of cool mods, informative advice and discussions from members/contributor at Hondagrom.net, please go to linked thread to make comments and/or add your own informative advice. "Like" is acceptable 
GROM OEM PARTS
Motorcycle ATV Sales Service Repair Va - Manassas Honda Kawasaki Suzuki MHKS New & Used
ELECTRICAL
Grom Wiring Diagram, courtesy of ShapeShifter: shjj.jpg
Turn Signal Front/Back: http://www.hondagrom.net/forums/49-grom-how-s-guides/1495-dark-morg-grom-front-led-mod-pic.html
(Update 1: There's a lot of discussion regarding this mod...recommendation before buying resistors and any other relay such as LL552, 552, etc is to replace the oem relay with relay type EL12 (Napa, Tridon (novita) or any other brand) it's proven to work most of the time and much capable in compensating any combination of turn lights, hope this help)
(Update 2: Thread worth looking into and might work with your LED issues (Brom): http://www.hondagrom.net/forums/49-grom-how-s-guides/1729-flasher-relay-any-type-blinkers.html )
Battery Tender: http://www.hondagrom.net/forums/7-grom-talk/1088-battery-maintenance-emergency-jump.html
(Update 1: Totally revised my set up, see: http://www.hondagrom.net/forums/49-grom-how-s-guides/1771-battery-tender-usb-garmin-cig-outlet.html )
(Update 2: Thread worth looking into (Capn Kirk): http://www.hondagrom.net/forums/49-grom-how-s-guides/1782-cap-n-kirks-12v-socket-up-front.html )
BODY MOD/AESTHETIC / HANDLING
Plasti dip : http://www.hondagrom.net/forums/49-...-dark-morg-grom-plasti-dip-red-black-pic.html
Body Panel Removal (Bukuinc): http://www.hondagrom.net/forums/49-...8-video-how-remove-your-grom-body-panels.html
(Warning: Check this link before you start: http://www.hondagrom.net/forums/49-grom-how-s-guides/967-delicate-plastics.html)
Belly Pan (GromHawk): http://www.hondagrom.net/forums/49-grom-how-s-guides/1523-how-belly-pan.html
Handlebar (rkwfxd): http://www.hondagrom.net/forums/49-grom-how-s-guides/993-handlebars.html
(Note: Very nice thread, lots of collaboration between riders)
(Warning: A must read before tackling handlebar mod, a lot of good points on how to prevent the same mistake (Acid12): http://www.hondagrom.net/forums/7-grom-talk/1723-throttle-sticking-pro-taper-honda-mini-se-bars.html)
BREAK IN / MAINTENANCE
Proper Break in and Oil change: http://www.hondagrom.net/forums/49-...per-break-oil-change-nice-read.html#post29604
A Must Read Before Oil Change (Gromnomnom): http://www.hondagrom.net/forums/49-grom-how-s-guides/1872-changing-your-own-oil-read-first.html
Oil change (Justinschmidt1 mod): http://www.hondagrom.net/forums/49-grom-how-s-guides/1558-how-change-your-oil-honda-grom.html
POORMAN'S MOD (no out of pocket expense)
Air Mod (Joyridn): http://www.hondagrom.net/forums/49-grom-how-s-guides/1160-diy-ram-air-mod-air-filter-mod.html
(Note: Read carefully and decide if it's for you. I did the same mod on my bike and don't have any regrets)
Seat (69Z50): http://www.hondagrom.net/forums/49-grom-how-s-guides/924-still-fighting-your-seat.html
(Note: A must for rider, very convenient mod)
Horn (Grom Pilot): http://www.hondagrom.net/forums/49-grom-how-s-guides/1043-horn-modification.html
Angled license plate: http://www.hondagrom.net/forums/7-grom-talk/1098-angled-plate-mod-tidy-tail-without-bending-tt.html
(Warning: Don't grind off oem license plate hole and make it to an open end)
INTAKE / EXHAUST
K&N Filter Installation (Justinschmidt1): http://www.hondagrom.net/forums/49-grom-how-s-guides/1554-how-install-kn-air-filter-your-grom.html
DRIVETRAIN / GEARING
Sprocket Removal and Installation (Justinschmidt1): http://www.hondagrom.net/forums/49-grom-how-s-guides/1419-how-install-grom-sprocket-1-minute.html
(Note: OEM sprocket, Front "15T" / Rear "34T")
Rear Sprocket (Daddysmut): http://www.hondagrom.net/forums/7-grom-talk/1853-xr50-crf50-rear-sprockets.html
Sprocket (Where to buy):
http://www.pmpsprockets.com/
http://www.jtsprockets.com/catalogue/model/146
http://sprocketcenter.com/index.php/
PERFORMANCE
Yuminashi 150cc Bore Kit Installation Part 1 of 2 (Snakeibf): http://www.hondagrom.net/forums/13-...-performance-injector-install-thread-fin.html
Yuminashi 150cc Bore Kit Installation Part 2 of 2 (Snakeibf): http://www.hondagrom.net/forums/13-...-150cc-light-bore-kit-installation-2-0-a.html
SUSPENSION
WHEELS AND TIRES
GROM OEM PARTS
Motorcycle ATV Sales Service Repair Va - Manassas Honda Kawasaki Suzuki MHKS New & Used
ELECTRICAL
Grom Wiring Diagram, courtesy of ShapeShifter: shjj.jpg
Turn Signal Front/Back: http://www.hondagrom.net/forums/49-grom-how-s-guides/1495-dark-morg-grom-front-led-mod-pic.html
(Update 1: There's a lot of discussion regarding this mod...recommendation before buying resistors and any other relay such as LL552, 552, etc is to replace the oem relay with relay type EL12 (Napa, Tridon (novita) or any other brand) it's proven to work most of the time and much capable in compensating any combination of turn lights, hope this help)
(Update 2: Thread worth looking into and might work with your LED issues (Brom): http://www.hondagrom.net/forums/49-grom-how-s-guides/1729-flasher-relay-any-type-blinkers.html )
Battery Tender: http://www.hondagrom.net/forums/7-grom-talk/1088-battery-maintenance-emergency-jump.html
(Update 1: Totally revised my set up, see: http://www.hondagrom.net/forums/49-grom-how-s-guides/1771-battery-tender-usb-garmin-cig-outlet.html )
(Update 2: Thread worth looking into (Capn Kirk): http://www.hondagrom.net/forums/49-grom-how-s-guides/1782-cap-n-kirks-12v-socket-up-front.html )
BODY MOD/AESTHETIC / HANDLING
Plasti dip : http://www.hondagrom.net/forums/49-...-dark-morg-grom-plasti-dip-red-black-pic.html
Body Panel Removal (Bukuinc): http://www.hondagrom.net/forums/49-...8-video-how-remove-your-grom-body-panels.html
(Warning: Check this link before you start: http://www.hondagrom.net/forums/49-grom-how-s-guides/967-delicate-plastics.html)
Belly Pan (GromHawk): http://www.hondagrom.net/forums/49-grom-how-s-guides/1523-how-belly-pan.html
Handlebar (rkwfxd): http://www.hondagrom.net/forums/49-grom-how-s-guides/993-handlebars.html
(Note: Very nice thread, lots of collaboration between riders)
(Warning: A must read before tackling handlebar mod, a lot of good points on how to prevent the same mistake (Acid12): http://www.hondagrom.net/forums/7-grom-talk/1723-throttle-sticking-pro-taper-honda-mini-se-bars.html)
BREAK IN / MAINTENANCE
Proper Break in and Oil change: http://www.hondagrom.net/forums/49-...per-break-oil-change-nice-read.html#post29604
A Must Read Before Oil Change (Gromnomnom): http://www.hondagrom.net/forums/49-grom-how-s-guides/1872-changing-your-own-oil-read-first.html
Oil change (Justinschmidt1 mod): http://www.hondagrom.net/forums/49-grom-how-s-guides/1558-how-change-your-oil-honda-grom.html
POORMAN'S MOD (no out of pocket expense)
Air Mod (Joyridn): http://www.hondagrom.net/forums/49-grom-how-s-guides/1160-diy-ram-air-mod-air-filter-mod.html
(Note: Read carefully and decide if it's for you. I did the same mod on my bike and don't have any regrets)
Seat (69Z50): http://www.hondagrom.net/forums/49-grom-how-s-guides/924-still-fighting-your-seat.html
(Note: A must for rider, very convenient mod)
Horn (Grom Pilot): http://www.hondagrom.net/forums/49-grom-how-s-guides/1043-horn-modification.html
Angled license plate: http://www.hondagrom.net/forums/7-grom-talk/1098-angled-plate-mod-tidy-tail-without-bending-tt.html
(Warning: Don't grind off oem license plate hole and make it to an open end)
INTAKE / EXHAUST
K&N Filter Installation (Justinschmidt1): http://www.hondagrom.net/forums/49-grom-how-s-guides/1554-how-install-kn-air-filter-your-grom.html
DRIVETRAIN / GEARING
Sprocket Removal and Installation (Justinschmidt1): http://www.hondagrom.net/forums/49-grom-how-s-guides/1419-how-install-grom-sprocket-1-minute.html
(Note: OEM sprocket, Front "15T" / Rear "34T")
Rear Sprocket (Daddysmut): http://www.hondagrom.net/forums/7-grom-talk/1853-xr50-crf50-rear-sprockets.html
Sprocket (Where to buy):
http://www.pmpsprockets.com/
http://www.jtsprockets.com/catalogue/model/146
http://sprocketcenter.com/index.php/
PERFORMANCE
Yuminashi 150cc Bore Kit Installation Part 1 of 2 (Snakeibf): http://www.hondagrom.net/forums/13-...-performance-injector-install-thread-fin.html
Yuminashi 150cc Bore Kit Installation Part 2 of 2 (Snakeibf): http://www.hondagrom.net/forums/13-...-150cc-light-bore-kit-installation-2-0-a.html
SUSPENSION
WHEELS AND TIRES