Choose a system to focus the catalog.
Engine16 assembly groups
Air Cleaner Rm125a
Air Cleaner Rm125a B C
Air Cleaner Rm125m
Crankcase Cover Rm125a
Crankcase Cover Rm125a B C
Crankcase Cover Rm125m
Crankcase Rm125a
Crankcase Rm125a B C
Crankcase Rm125m
Crankshaft Rm125a
Crankshaft Rm125b
Crankshaft Rm125b C
Crankshaft Rm125m
Cylinder Rm125a
Cylinder Rm125a B C
Cylinder Rm125m
Drivetrain6 assembly groups
Clutch Rm125a
Clutch Rm125a B C
Clutch Rm125m
Gear Shifting Rm125a
Gear Shifting Rm125a B C
Gear Shifting Rm125m
Electrical1 assembly groups
Electrical
Body & Fittings16 assembly groups
Fender Rm125a
Fender Rm125a B
Fender Rm125c
Fender Rm125m
Frame Seat Rm125a
Frame Seat Rm125a B C
Frame Seat Rm125m
Fuel Tank Rm125a
Fuel Tank Rm125a B
Fuel Tank Rm125c
Fuel Tank Rm125m
Handle Grip Lever
Handlebar
Stand Footrest Rm125a
Stand Footrest Rm125a B C
Stand Footrest Rm125m
Suspension & Wheels7 assembly groups
Front Wheel Rm125b
Front Wheel Rm125b C
Front Wheel Rm125m
Front Wheel Rm125m A
Rear Wheel Rm125c
Rear Wheel Rm125m
Rear Wheel Rm125m A B
Exhaust3 assembly groups
Muffler Rm125a
Muffler Rm125a B C
Muffler Rm125m
Other30 assembly groups
Carburetor Rm125a
Carburetor Rm125a B C
Carburetor Rm125m
Frame Cover Rm125a
Frame Cover Rm125a B C
Frame Cover Rm125m
Front Fork Rm1258
Front Fork Rm125a
Front Fork Rm125c
Front Fork Rm125m
Fuel Cock Rm125a
Fuel Cock Rm125a B C
Fuel Cock Rm125m
Kick Starter Rm125a
Kick Starter Rm125a B C
Kick Starter Rm125m
Magneto Rm125a
Magneto Rm125a B C
Magneto Rm125m
Optional
Optional Rm125a
Optional Rm125a B C
Optional Rm125b
Rear Swinging Arm Rm125a
Rear Swinging Arm Rm125b
Rear Swinging Arm Rm125c
Rear Swinging Arm Rm125m
Transmission Rm125a
Transmission Rm125a B C
Transmission Rm125m
1978 SUZUKI RM125 OEM Parts Buying & Replacement Guide
Welcome to the 1978 suzuki rm125 OEM parts index. When performing routine maintenance or a major rebuild, getting the exact OEM part number is the key to avoiding a mis-matched purchase.
Most Frequently Replaced Groups
High-turnover components typically include the camshaft & timing chain tensioner, carburetor rebuild jets, CVT drive belt, and front A-arm ball joints.
Dual-Channel Comparison Advantage
Comparing Amazon Prime (next-day aftermarket rebuild kits) against eBay Motors (genuine salvage / discontinued OEM) helps you find the best value.
One-Click OEM Number Copy
Once inside an assembly's parts list, copy the OEM part number with one click and paste it straight into any marketplace search box.
1978 SUZUKI RM125 — Frequently Asked Questions
How many assembly groups are available for the 1978 suzuki rm125?
79 assembly groups are currently published for the 1978 suzuki rm125, covering components from Air Cleaner Rm125a to Transmission Rm125m.
Where can I buy OEM parts for the 1978 suzuki rm125?
Each assembly group on this page lists individual OEM part numbers with live pricing cross-checked against Amazon and eBay, so you can compare both marketplaces before buying.
How do I find the exact OEM part number for a component on the 1978 suzuki rm125?
Open the assembly group that contains the component you need — each part in that group is listed with its exact OEM number, which guarantees fitment regardless of which marketplace you buy from.