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Sprocket Collar
Sprocket Collar
: $10.00

Lightly used sprocket collar - fits RS125 (89-04), MD250H
Honda part number 42617-NF4-770 or 42617-NF4-753
more info
Sprockets RS125 - NOS
Sprockets RS125 - NOS
: $15.00

New old stock sprockets for Honda RS125 (89-04) and Moriwaki MD250H.  These are all new and unused sprocket specialist brand.  Various sizes. more info
Rear sprocket spacer - NX4 and MD250H
Rear sprocket spacer - NX4 and MD250H
: $25.00

Rear sprocket spacer assembly. Looks brand new, but bearing has a little notch to it. Likely need new bearing (91052-nf4-000) just to be safe.
Contains parts: 42304-nx4-000 and 42617-nf4-770
more info
Used muffler - RS125
Used muffler - RS125
: $25.00

Used muffler for Honda RS125 ('95-on)
Clearly this has seen better days, but the end caps are both in good shape and with a little TLC, this can be a good backup crash spare.

more info
PISTON RINGs - NOS 3 pack
PISTON RINGs - NOS 3 pack
: $30.00

PISTON RING (CONSTRUCTOR) Honda RS125 - SOLD OUT more info
PISTON RING (CONSTRUCTOR) Honda RS125/250 NOS
PISTON RING (CONSTRUCTOR) Honda RS125/250 NOS
: $35.00

PISTON RING (CONSTRUCTOR) Honda RS125 - SOLD OUT more info
MD250 Foot peg set OEM
MD250 Foot peg set OEM
: $35.00

NOS foot peg set for 2009 Moriwaki MD250H.  Can be made to fit RS125, NSF250r, and 2008 MD250H with use of own shortened bolt.  This was the OEM setup for the 2009 model. more info
Fuel cap - used
Fuel cap - used
: $35.00

Fuel cap for Honda RS125 (2000+), NSF250R and some of the RS250 models
Comes with gasket.

Great to have in the spares box for that one time you forget to tighten yours down and get crotch full of race gas!
more info
Hjelm Sprocket carrier wrench
Hjelm Sprocket carrier wrench
: $39.00

Used Hjelm sprocket carrier holder.  Works on Talon sprocket carrier and makes changing them significantly easier. more info
Used Clutch lever and perch - RS125
Used Clutch lever and perch - RS125
: $40.00

Used clutch lever and perch for Honda RS125 ('89-on)
No crash damage. Would make a great addition to anyone's crash spares.

more info
NOS RS125 HRC brake pads
NOS RS125 HRC brake pads
: $40.00

NOS brake pads for 1995-2003 Honda RS125 more info
Ohlins Spring
Ohlins Spring
: $40.00

Used Ohlins spring - check fitment
1093-14/60 LD97
more info
Vertex 23105A RS125 Honda GP 2003-2005 replacement ring only - 53007805400
Vertex 23105A RS125 Honda GP 2003-2005 replacement ring only - 53007805400
: $42.50

Vertex 23105A RS125 Honda GP 2003-2005 replacement ring only - 53007805400 more info
Fork springs used - RS125, NSF250, MD250
Fork springs used - RS125, NSF250, MD250
: $50.00

Used front fork springs. One size softer than stock RS125 springs, 2 sizes softer than NSF stock springs. SPRING, FRONT FORK (k=0.6) more info
EBC HH brake pads - NOS
EBC HH brake pads - NOS
: $50.00

NOS EBC brake pads - fit RS125 and RS250 (95-2000)
Enough for 1 caliper
more info
Front Fender
Front Fender
: $50.00

New Hotbodies brand front fender for Honda RS125. Fits all years from 1995 on,but is styled after the 2004 model bodywork.
Never been drilled or mounted on a bike. Will also fit MD250H and NSF250R.
more info
AE32050-067 - VHM - VHM RS125 Insert  +2.00mm piston height, 10.00cc Volume, .60mm squish  - Ian E Special - dome diameter -42mm
AE32050-067 - VHM - VHM RS125 Insert +2.00mm piston height, 10.00cc Volume, .60mm squish - Ian E Special - dome diameter -42mm
: $89.95
Sale Price: $55.00
Save $34.95!

VHM RS125 Insert  +2.00mm piston height, 10.00cc Volume, .60mm squish  - Ian E Special - dome diameter -42mm more info
AE32050-068 - VHM - VHM RS125 Insert to run MR8 Fuel, insert +2.00mm piston height, 10.2cc .60mm sq  - Ian E Special - dome diameter -42mm
AE32050-068 - VHM - VHM RS125 Insert to run MR8 Fuel, insert +2.00mm piston height, 10.2cc .60mm sq - Ian E Special - dome diameter -42mm
: $89.95
Sale Price: $55.00
Save $34.95!

VHM RS125 Insert to run MR8 Fuel, insert +2.00mm piston height, 10.2cc .60mm sq  - Ian E Special - dome diameter -42mm more info
AE32052-125 - VHM - VHM Insert 10.6cc / -.45 / .65  for Flat top piston ( A-Kit )
AE32052-125 - VHM - VHM Insert 10.6cc / -.45 / .65 for Flat top piston ( A-Kit )
: $89.95
Sale Price: $55.00
Save $34.95!

VHM Insert 10.6cc / -.45 / .65  for Flat top piston ( A-Kit ) more info
AE32067-232 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve)9.80 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
AE32067-232 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve)9.80 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
: $89.95
Sale Price: $55.00
Save $34.95!

RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve)9.80 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm more info
AE32067-234 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079(with powervalve)  10.20 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
AE32067-234 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079(with powervalve) 10.20 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
: $89.95
Sale Price: $55.00
Save $34.95!

RS125 A-kit (6-stud) cylinderhead AA33079(with powervalve)  10.20 / +2.00 / 0.65 - Ian E Special - dome diameter -42mm more info
AE32067-235 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve)  10.40cc / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
AE32067-235 - VHM - RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve) 10.40cc / +2.00 / 0.65 - Ian E Special - dome diameter -42mm
: $89.95
Sale Price: $55.00
Save $34.95!

RS125 A-kit (6-stud) cylinderhead AA33079 (with powervalve)  10.40cc / +2.00 / 0.65 - Ian E Special - dome diameter -42mm more info
Hjelm brand NOS left rearset
Hjelm brand NOS left rearset
: $55.00

New old stock Hjelm left side rearset. Standard length. Replaces 50600-nx4-770

Limited to stock on hand.
more info
New Eibach rear spring - RS125/NSF/MD
New Eibach rear spring - RS125/NSF/MD
: $55.00

Rear Eibach spring for RS125/MD/NSF.  See picture for specs more info
Moto3 Crash spares
Moto3 Crash spares
: $55.00

Several new and used bits that are good to have in your spares bin for crashes and such. Will fit all NSF250R, MD250H, and 95+ Honda RS125

Brake lever, fairing side mounts, clutch perch, axle nut and slider
more info
VHM Insert 11.6cc / -.40 / .60 for Flat top piston ( A-Kit )
VHM Insert 11.6cc / -.40 / .60 for Flat top piston ( A-Kit )
: $89.95
Sale Price: $55.00
Save $34.95!

VHM Insert 11.6cc / -.40 / .60 for Flat top piston ( A-Kit ) more info
VHM Insert 11.4cc / -.40 / .60  for Flat top piston ( A-Kit )
VHM Insert 11.4cc / -.40 / .60 for Flat top piston ( A-Kit )
: $89.95
Sale Price: $55.00
Save $34.95!

VHM Insert 11.4cc / -.45 / .65  for Flat top piston ( A-Kit ) more info
Swingarm Tool
Swingarm Tool
: $60.00

New old stock - swingarm tool for RS125. Made by Hjelm, and not available anymore.
Same as Honda part: 07908-4690002

more info
Used Front Rotor
Used Front Rotor
: $60.00

Used front rotor - fits RS125 (NX4 and NF4), MD250, NSF250R, RS250 (NX5) more info
Used RS125 cylinder head - 95-2004 models
Used RS125 cylinder head - 95-2004 models
: $65.00

Used OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
Used RS125 cylinder head - 95-2004 models
Used RS125 cylinder head - 95-2004 models
: $65.00

Used OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
Used RS125 cylinder head - 95-2004 models
Used RS125 cylinder head - 95-2004 models
: $65.00

Used OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
Suspension linkage
Suspension linkage
: $65.00

Suspension linkage for Honda RS125 ('95-on) and all NSF250R
52460NX4-000 used for mockup only. Otherwise it's brand new.
Comes with bolts and teflon washers.
more info
Used Front Rotor
Used Front Rotor
: $65.00

Used front rotor - fits RS125 (NX4 and NF4), MD250, NSF250R, RS250 (NX5) more info
Brake pedal - RS125, MD250, NSF250R
Brake pedal - RS125, MD250, NSF250R
: $75.00

Used PEDAL COMP BRK.  Looks brand new.  Likely removed from a new bike.  Fits '95 on RS125, MD250H, and NSF250R more info
HONDA/HRC - COVER,CLUTCH - used
HONDA/HRC - COVER,CLUTCH - used
: $79.96

COVER,CLUTCH - 11341-NX4-000 more info
NOS Honda swingarm castle nut tool
NOS Honda swingarm castle nut tool
: $85.00

NOS Honda swingarm castle nut tool - 07908-4690002 more info
EGT sensor and gauge
EGT sensor and gauge
: $143.00
Sale Price: $85.00
Save $58.00!

New EGT sensor and guage.  Up your 2-stroke tuning game with an Exhaust Gas Temp sensor.  Catch it before the piston pops and get maximum power out of your race bike! more info
RS125 cylinder head - 95-2004 models
RS125 cylinder head - 95-2004 models
: $95.00

OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
RS125 cylinder head - 95-2004 models
RS125 cylinder head - 95-2004 models
: $95.00

OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
RS125 Non-PJ Carb Slide 5.0
RS125 Non-PJ Carb Slide 5.0
: $95.00

NOS slide for non-pj carb on RS125 NF4 and NX4
5.0 slide
more info
VForce Reeds - RS125 NX4
VForce Reeds - RS125 NX4
: $95.00

VForce carbon fiber reeds and reed block.  Looks to be brand new. more info
NOS Galfer rear wave rotor - fits NSF250r, RS125, and MD250H - weight 11oz
NOS Galfer rear wave rotor - fits NSF250r, RS125, and MD250H - weight 11oz
: $95.00

Galfer rear wave rotor - fits NSF250r, RS125, and MD250H - weight 11oz more info
EBC HH brake pads - NOS
EBC HH brake pads - NOS
: $99.00

NOS EBC brake pads - fit RS125 and RS250 (95-2000)
Set of two- enough for 2 calipers
more info
Used RS125 cylinder head - 95-2004 JHA pattern
Used RS125 cylinder head - 95-2004 JHA pattern
: $99.00

Used OEM cylinder head for '95 and newer RS125.  Has brass insert and marked as 9.7cc volume.  This would be great for running places without a bunch of air (Willow Springs, Utah Motorsports Park, etc)  Has JHA marked on it, so would appear to have used their profile for this shape.  This is definitely for use with a leaded fuel setup more info
RS125/NSF250R/MD250H Sprocket with bearing carrier built in. Comes with Bolts and nuts to fit dampers. You will need the spacer and collar to complete install. BA25-01 and BA25-02
RS125/NSF250R/MD250H Sprocket with bearing carrier built in. Comes with Bolts and nuts to fit dampers. You will need the spacer and collar to complete install. BA25-01 and BA25-02
: $172.95
Sale Price: $115.00
Save $57.95!

RS125/NSF250R/MD250H Sprocket with bearing carrier built in. Comes with Bolts and nuts to fit dampers. You will need the spacer and collar to complete install. BA25-01 and BA25-02 more info
ALUMINUM CLIP ON BAR SET W/CAPS (94- RS125/ TZ125 - 44mm ID - 15°ANGEL )
ALUMINUM CLIP ON BAR SET W/CAPS (94- RS125/ TZ125 - 44mm ID - 15´┐ŻANGEL )
: $157.96
Sale Price: $120.00
Save $37.96!

ALUMINUM CLIP ON BAR SET W/CAPS (94- RS125/ TZ125 - 44mm ID - 15´┐ŻANGEL ) more info
RS125 cylinder head - 95-2004 models
RS125 cylinder head - 95-2004 models
: $120.00

OEM cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
RS125 cylinder head - 95-2004 models
RS125 cylinder head - 95-2004 models
: $120.00

NOS cylinder head for '95 and newer RS125.  Looks to be an unleaded head.  But do your research on the numbers to make sure it will work for you. (12200-NX4-710) more info
Clipon set - nos
Clipon set - nos
: $135.00

Clipon set for Honda RS125 ('95-on) and all NSF250R
53110-NX4-000 and 53120-NX4-000 used for mockup only. Otherwise they are brand new.
Would make a great emergency set of spares.
more info
Pulser plate and gear - RS125
Pulser plate and gear - RS125
: $145.00

Used pulser plate (30290-NX4-010) and gear (13411-NX4-700). Both are NLA from Honda. Teeth on gear are not perfect, but a very usable. It could use some light filing to be perfectly smooth.

more info
NOS Hjelm right rearset +3cm, shift lever, footpeg
NOS Hjelm right rearset +3cm, shift lever, footpeg
: $150.00

NOS Hjelm - Honda RS125 and NSF250R Step plate, fits left side, +3cm length
Battle shift lever, and footpeg included
more info
Used RS125 Crankshaft
Used RS125 Crankshaft
: $150.00

Used but rebuildable crankshaft for '95-2004 Honda RS125 more info
Used PVM cast iron rotor - RS125
Used PVM cast iron rotor - RS125
: $150.00

Used front rotor for Honda RS125 ('89-on)
This is a cast iron rotor and the surface just has light rust.
The bobbins are pretty loose, so likely will need to be replaced.
more info
Vertex Piston RS125 Honda GP 1995-2004 Dome top
Vertex Piston RS125 Honda GP 1995-2004 Dome top
: $241.12
Sale Price: $155.00
Save $86.12!

Vertex Piston RS125 Honda GP 2003-2005 A 53.94, w/ ring 53007805400, pin 711127 & clips 72071 VHM # 3105H054A more info
Sprocket Carrier 3-pack
Sprocket Carrier 3-pack
: $160.00

Like new condition - Intuitive Race Products brand sprocket carriers. 3-pack.
Fit '95+ Honda RS125, and all MD250H racebikes. Use RS125 or dual pattern sprockets and these work on all NSF250R bikes as well.

Fit one of these to your 3 most used sprockets and make gearing changes super fast and easy.
more info
Muffler outer shell - MProject
Muffler outer shell - MProject
: $240.00
Sale Price: $185.00
Save $55.00!

New old stock - outer shell for MProject mufflers. Beautiful craftsmanship. Carbon/Kevlar weave.
L=315
more info
Muffler outer shell (short) - MProject
Muffler outer shell (short) - MProject
: $240.00
Sale Price: $185.00
Save $55.00!

New old stock - outer shell for MProject mufflers. Beautiful craftsmanship. Carbon/Kevlar weave.
L=215
more info
RS125 piston NOS - coated
RS125 piston NOS - coated
: $195.00

NOS Honda RS125 piston - Has been professionally coated, but not sure by whom or with what.  Looks to be a very nice anti-stick coating. more info
Used Temp Gauge - NX4 and NX7
Used Temp Gauge - NX4 and NX7
: $195.00

Used temperature sensor - fits '95 on Honda RS125 and 2012-2017 NSF250R more info
Used MProject muffler
Used MProject muffler
: $225.00

Used MProject muffler for Honda RS125 ('95-on). Carbon/Kevlar body.
Very good condition with just the smallest scratch where they usually touch down.

more info
Used Sprocket kit
Used Sprocket kit
: $275.00

This is a lightly used set of sprockets with the integrated bearing. These were developed in collaboration with AFAM, so you know the quality is outstanding!

Some sprockets are still new, but most have just minor wear.

Comes with one set of the spacers needed to use this kit on the '95 or newer RS125 Honda, all MD250H, and all NSF250r using RS125 sprockets or dual pattern sprockets. No need for the Talon, IRP, and HRC sprocket carriers when you use this kit.

Kit comes with custom case with aluminum holders to keep things in order. Very nicely made carrier.
more info
RS125 thermostat setup - used
RS125 thermostat setup - used
: $295.00

Very nice used Thermostat setup for a 2004 style radiator on an RS125. Those are the radiators that are tapered at the bottom 4-5 inches.

These things are a must if you are going to go out on a cold morning and don't want to fight with radiator tape. (retail new is over $400!!)
more info
RS125 swingarm - fits 95-2004 models
RS125 swingarm - fits 95-2004 models
: $350.00

Used Honda RS125 swingarm.  She's been used pretty hard, but still seems pretty solid.  Dents on both sides in the usual places.  Left side has been re-enforced with aluminum. more info
Airbox for NX4 RS125 1995-on  -  Over the radiator type box
Airbox for NX4 RS125 1995-on - Over the radiator type box
: $480.00

Airbox for NX4 RS125 1995-on  -  Over the radiator type box more info
Used RS125 Cylinder (98-04)
Used RS125 Cylinder (98-04)
: $550.00

Used but very nice condition for '95-2004 Honda RS125
Original HRC plating (the best!) but has very small mark on exhaust bridge. I'd run it, but you may want to get it plated.
more info
RS125 shorty tank - Carbon/Kevlar
RS125 shorty tank - Carbon/Kevlar
: $975.00
Sale Price: $749.00
Save $226.00!

Lightly used Carbon/Kevlar fuel tank for '95 and newer Honda RS125. This one is a bit shorter in the back and sloped forward to make it easier for smaller riders to reach the bars.
Save 3lbs over the stock tank by swapping to this one.
Made by Speed Fiber.
more info
Rear shock
Rear shock
: $750.00

Lightly used Reactive brand rear shock for RS125/MD250/NSF250. more info
Used RS125 backup ignition
Used RS125 backup ignition
: $950.00

Used backup ignition for 1998 or newer Honda RS125.  Comes with all in the picture. more info
13300-NX4-711 - HONDA/HRC - CRANKSHAFT COMP RS125 1995-2004 - 13300-NX4-780
13300-NX4-711 - HONDA/HRC - CRANKSHAFT COMP RS125 1995-2004 - 13300-NX4-780
: $1,195.00

CRANKSHAFT COMP RS125 1995-2004 - 13300-NX4-780 more info