Make:
Dnepr (Kyiv Motorcycle Plant, KMZ, Soviet Union)
Model Variant:
Heavy motorcycle with sidecar
Production Years Covered:
Early-to-mid 1970s models (MT-9 from 1968, MT-10 and MT-10-36 through the 1970s)
Vehicle Class:
750 cc class boxer-twin motorcycle with sidecar
Target Audience:
Owners and mechanics servicing Dnepr MT-9 and MT-10 sidecar motorcycles; also used as a utilitarian work vehicle
Intended Use:
Road transport with sidecar load capacity, rural and rough-road service
Main Rivals:
Ural M-63 / M-67, BMW R60/5, other sidecar-equipped boxers
Advantage:
Robust simple construction, easy field repair, strong low-end torque, inexpensive parts
Engine:
Air-cooled flat-twin (boxer) four-stroke, 650 cc
Drivetrain:
Shaft drive to rear wheel, gearbox with reverse gear for sidecar operation
Manual Type:
Factory-style repair and maintenance manual
Language:
Original publication Russian / Ukrainian; this edition presented for English-reading technicians
Coverage Areas:
Engine, transmission, frame and sidecar, electrical system, maintenance procedures
Delivery Method:
Instant digital download
Page Count:
N/A - page count not specified for this edition
Engine:
Disassembly, inspection, measurement, and reassembly of cylinders, pistons, crankshaft, and valvetrain
Lubrication System:
Dry-sump oil system, oil pump, feed and scavenge lines
Fuel System:
Carburetors, air cleaner, fuel tank and petcock
Ignition:
Contact-breaker magneto/coil ignition, timing adjustment, spark plugs
Clutch:
Dry multi-plate clutch, adjustment and replacement
Gearbox:
Four-speed gearbox with reverse, shift linkage, rebuild procedures
Final Drive:
Shaft drive, bevel gear rear drive, U-joint service
Frame and Sidecar:
Frame, front fork, rear suspension, sidecar mounting and alignment
Wheels and Brakes:
Hub brakes, spokes, wheel bearings, tire fitting
Electrical System:
Wiring diagrams, generator, voltage regulator, lighting, horn
Routine Maintenance:
Service intervals, lubrication points, adjustments (valves, clutch, brakes, ignition)
Diagnostics:
Troubleshooting charts for engine, transmission, and electrical faults
Overhaul:
Complete engine and gearbox disassembly/reassembly with clearances and torque data
Wheel Alignment:
Sidecar toe-in and camber adjustment procedure
Technical Depth and Parts
Technical Depth:
Workshop-level: specifications tables, torque values, tolerances, exploded diagrams
Parts Information:
Part numbering references and interchange notes within the MT-9 / MT-10 family
Wiring Diagrams:
Complete electrical schematics included
Tools Required:
Standard metric hand tools plus pullers for crankshaft and gearbox work
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Primary Engine:
MT-9: 650 cc air-cooled flat-twin; MT-10: 650 cc flat-twin with higher compression
Engine Type:
Four-stroke OHV boxer twin, two carburetors
Bore and Stroke:
Approximately 68 mm x 88 mm (near 650 cc)
Power Output:
Approximately 28-32 hp depending on model and year
Compression Ratio:
MT-9 approximately 6.9:1; MT-10 approximately 7.5:1
Top Speed:
Approximately 95-105 km/h with sidecar
Fuel System:
Two carburetors (PZK-type on MT-10), gravity feed from fuel tank
Fuel:
Regular grade gasoline (low-octane, per Soviet A-72/A-76 rating)
Standard Transmission:
Four-speed constant-mesh gearbox with reverse gear
Final Drive:
Shaft drive to bevel-gear rear hub
Clutch:
Dry multi-plate, running in oil-bathed housing per factory drawings
Reverse Gear:
Dedicated reverse ratio for maneuvering with loaded sidecar
Shift Pattern:
Hand/foot shift, foot-operated shift lever with heel-toe pattern
Service Notes:
Gearbox can be removed separately from engine for overhaul
Wheelbase:
Approximately 1,450 mm (solo configuration)
Length:
Approximately 2,400 mm with sidecar
Ground Clearance:
Approximately 125 mm
Curb Weight:
Approximately 320 kg with sidecar, fluids filled
Payload:
Sidecar and luggage payload of roughly 150-170 kg
Crash Test Information:
N/A - motorcycles of this era were not crash-tested; no official ratings exist
Brakes:
Mechanically actuated drum brakes, front and rear (rear brake linked to sidecar wheel on some versions)
Lighting:
Headlight, tail light, sidecar headlamp on some models
Frame Design:
Heavy duplex-type frame designed for sidecar stability
Sidecar:
Passenger sidecar with seat and body, welded steel construction
Audio System:
N/A - no audio equipment fitted on this model
Instrumentation:
Speedometer with odometer; ammeter on dashboard; ignition/light switches
Driver Assistance:
N/A - pre-electronic era vehicle, none fitted
Electrical System:
12-volt system (MT-10) with generator and voltage regulator; earlier MT-9 6-volt on some units
Oil Change:
Engine and gearbox oil change every 2,000-2,500 km; final drive oil every 5,000 km
Valve Clearance:
Check and adjust every 2,000-4,000 km
Ignition Points:
Inspect and set gap every 2,000-3,000 km
Chain/Shaft:
Shaft drive: check U-joint and bevel gear oil level at periodic services
Engine Oil:
SAE 20W-50 or equivalent motorcycle four-stroke oil (period spec M-8/M-10)
Gearbox Oil:
SAE 80W-90 gear oil (period spec transmission oil)
Final Drive Oil:
SAE 80W-90 hypoid gear oil
Known Issues / Wear Items
Common Wear:
Contact breaker points, brushes on generator, hub brake shoes, sidecar mounting bolts loosening
Known Issues:
Oil seepage at crankcase joints and pushrod tube seals; bevel gear backlash drift requiring shimming
Long-Term Storage:
Drain carburetors, fog cylinders, elevate wheels, disconnect battery
Manufacturer:
Kyiv Motorcycle Plant (KMZ), Kyiv, Ukrainian SSR, Soviet Union
Origins:
Derived from the pre-war BMW R71 design lineage, like the Ural, produced under Soviet military and civilian programs
MT-9:
Introduced 1968 as KMZ's updated 650 cc sidecar model with improved gearbox
MT-10:
Successor with 12-volt electrics and revised engine; MT-10-36 added upgraded rear suspension
Later Models:
Continued into MT-11 / MT-16 family in the 1980s
Production Location:
Kyiv, Ukrainian SSR (Soviet Union)
