Eurospares View All
-part-diagram-031.webp)
031 - Lay Shaft Gears
Maserati 4200 Spyder (2002) Lay Shaft Gears Parts Diagram
View the exploded parts diagram to find the part you are looking for
- You can reposition the diagram by dragging it
- You can zoom in and out of the diagram by scrolling, pinching, or using theandbuttons
- You can reset the diagram using thebutton
View all the part pricing and availability information on the parts table to the rightbelow
- You can click on a hotspot
in the parts diagram to locate the part in the table - You can use the options filter, in the filter tab, to hide parts not relevant to your search
Switch between other part diagrams using theandbuttons, or use the diagram images below
We recommend viewing this page in landscape orientation for the best experience
Part Key
ST
Part in stock
PS
Available in a part set
SS
Part supersession in stock
PS
Available in a part set to order (subject to availability)
SO
Part available to order (subject to availability)
PK
Available in a part kit
# 001
MPN: 185679
COMPLETE BEVEL SET
from £584.65
from £584.65
# 002
MPN: 16287731
SCREW
from £1.38
from £1.38
# 003
MPN: 185022
ROLLER BEARING
from £85.26
from £85.26
# 004
MPN: 185045
REGISTER RING
- Thickness mm. 7,10
from £21.86
from £21.86
# 004
MPN: 185046
REGISTER RING
- Thickness mm. 6,85 - Possible fitting
from £21.86
from £21.86
# 004
MPN: 185047
REGISTER RING
- Thickness mm. 6,60 - Possible fitting
from £21.86
from £21.86
# 005
MPN: 185042
REGISTER RING
- Thickness mm. 2,8
from £6.91
from £6.91
# 005
MPN: 185043
REGISTER RING
- Thickness mm. 2,5 - Possible fitting
from £9.56
from £9.56
# 005
MPN: 185044
REGISTER RING
- Thickness mm. 2,2 - Possible fitting
from £14.77
from £14.77
# 006
MPN: 185020
BEARING SUPPORT
from £75.26
from £75.26
# 007
MPN: 185021
ROLLER BEARING
from £75.54
from £75.54
# 008
MPN: 185019
RING NUT
from £13.13
from £13.13
# 009
MPN: 182287
3RD AND 4TH DRIVEN GEAR
from £221.43
from £221.43
# 010
MPN: 182288
5TH AND 6TH DRIVEN GEAR
from £159.01
from £159.01
# 011
MPN: 183974
RING
- Thickness mm. 4,30
from £19.67
from £19.67
# 011
MPN: 185038
RING
- Thickness mm. 3,95 - Possible fitting
from £21.86
from £21.86
# 011
MPN: 185039
RING
- Thickness mm. 3,60 - Possible fitting
from £21.86
from £21.86
# 012
MPN: 184014
ROLLER CAGE
from £10.20
from £10.20
# 013
MPN: 182293
COMPLETE PINION FOR 2ND GEAR
- Till Ass. Nr. 10105 valid for all versions - Valid only F1 from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 185204 o 185062
from £147.42
from £147.42
# 013
MPN: 198263
COMPLETE PINION FOR 2ND GEAR
- Not for F1 - Valid from car Ass. Nr. 10106 - Valid for cars with complete gearbox cod. 198255
from £163.00
from £163.00
# 014
MPN: 183976
FLEXIBLE RING
- Thickness mm. 2,10
from £6.56
from £6.56
# 014
MPN: 185036
FLEXIBLE RING
- Thickness mm. 1,85 - Possible fitting
from £24.00
from £24.00
# 014
MPN: 185037
FLEXIBLE RING
- Thickness mm. 1,60 - Possible fitting
from £23.35
from £23.35
# 015
MPN: 183971
BUSHING
from £43.71
from £43.71
# 016
MPN: 184016
ROLLER CAGE
from £15.32
from £15.32
# 017
MPN: 182299
COMPLETE PINION FOR 1ST GEAR
from £342.93
from £342.93
# 018
MPN: 183972
RING
- Thickness mm. 5,10 - Till Ass. Nr. 10105 valid for all versions - Valid only F1 from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 185204 o 185062
from £42.04
from £42.04
# 018
MPN: 185040
RING
- Thickness mm. 4,85 - Possible fitting - Till Ass. Nr. 10105 valid for all versions - Valid only F1 from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 185204 o 185062
from £28.42
from £28.42
# 018
MPN: 185041
RING
- Thickness mm. 4,60 - Possible fitting - Till Ass. Nr. 10105 valid for all versions - Valid only F1 from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 185204 o 185062
from £20.13
from £20.13
# 019
MPN: 184020
ROLLER BEARING
from £77.23
from £77.23
# 020
MPN: 184042
FLEXIBLE RING
from £6.76
from £6.76
# 021
MPN: 185168
COMPLETE PINION FOR REVERSE GEAR
- Valid till gearbox Nr. 2405
from £173.06
from £173.06
# 021
MPN: 193438
COMPLETE PINION FOR REVERSE GEAR
- Valid from gearbox Nr. 2406
from £339.10
from £339.10
# 022
MPN: 184018
ROLLER CAGE
from £15.29
from £15.29
# 023
MPN: 185167
REVERSE GEAR COMPLETE SYNCHRONIZER
- Valid till gearbox Nr. 2405
from £299.48
from £299.48
# 023
MPN: 326260
REVERSE GEAR COMPLETE SYNCHRONIZER
- Valid from gearbox Nr. 2406
from £1,184.72
from £1,184.72
This part replaces part number 193439
# 024
MPN: 184041
FLEXIBLE RING
from £3.09
from £3.09
# 025
MPN: 14303624
SCREW
from £0.47
from £0.47
# 026
MPN: 10571379
WASHER
from £0.53
from £0.53
# 027
MPN: 182279
COMPLETE OIL PUMP
from £337.43
from £337.43
# 028
MPN: 185164
1ST AND 2ND GEAR COMPLETE SYNCHRONIZER
- Valid for F1
from £718.68
from £718.68
# 028
MPN: 194030
1ST AND 2ND GEAR COMPLETE SYNCHRONIZER
- Not for F1 - Valid till car Ass. Nr. 10105 - Valid for cars with complete gearbox cod. 185204
from £222.60
from £222.60
This part replaces part number 194926
# 028
MPN: 198267
1ST AND 2ND GEAR COMPLETE SYNCHRONIZER
- Not for F1 - Valid from car Ass. Nr. 10106 - Valid for cars with complete gearbox cod. 198255
from £343.82
from £343.82
# 029
MPN: 182415
PIN
from £45.29
from £45.29
# 030
MPN: 184017
ROLLER CASING
from £4.88
from £4.88
# 031
MPN: 183975
RING
from £13.71
from £13.71
# 032
MPN: 183969
IDLE GEAR FOR REVERSE
from £173.86
from £173.86
# 033
-
PAD FOR SYNCHRONIZER
# 034
-
BALL
# 035
-
SPRING FOR BALL
# 036
MPN: 188320
PAD FOR SYNCHRONIZER/BALL/ SPRING REPLACEMENT KIT
- Valid for F1
from £6.75
from £6.75
# 036
MPN: 194029
PAD FOR SYNCHRONIZER/BALL/ SPRING REPLACEMENT KIT
- Not for F1 - Valid till car Ass. Nr. 10105 - Valid for cars with complete gearbox cod. 185204
from £11.28
from £11.28
# 036
MPN: 195991
PAD FOR SYNCHRONIZER/BALL/ SPRING REPLACEMENT KIT
- Not for F1 - Valid from car Ass. Nr. 10106 - Valid for cars with complete gearbox cod. 198255
from £10.84
from £10.84
This part replaces part number 194029
# 037
-
SPRING
# 038
-
ROLL
# 039
MPN: 188321
SPRING/ROLL/SYNCHRO REVERSE GEAR KIT
- Valid till gearbox Nr. 2405
from £1.77
from £1.77
# 039
MPN: 193440
PADS/SYNCHRO REVERSE GEAR KIT
- Valid from gearbox Nr. 2406
from £2.32
from £2.32
This part replaces part number 193484
# 040
MPN: 182326
SPACER
- Till Ass. Nr. 10105 valid for all versions - Valid only F1 from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 185204 o 185062
from £38.64
from £38.64
# 041
MPN: 185713
OIL CONVEYOR
from £15.71
from £15.71
# 042
MPN: 196524
RING
- Not for F1 - Valid from car Ass. Nr. 10106 - Valid for cars with complete gearbox cod. 198255
from £6.34
from £6.34
# 043
MPN: 196523
ROLLER CAGE
- Not for F1 - Valid from car Ass. Nr. 10106 - Valid for cars with complete gearbox cod. 198255
from £14.09
from £14.09
# 044
MPN: 196509
RING
- Thickness mm. 10,60 - Not for F1 - Valid from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 198255
from £57.19
from £57.19
# 044
MPN: 196663
RING
- Thickness mm. 10,10 - Possible fitting - Not for F1 - Valid from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 198255
from £66.00
from £66.00
# 044
MPN: 196664
RING
- Thickness mm. 10,35 - Possible fitting - Not for F1 - Valid from car Ass. Nr. 10106 - Valid For cars with complete gearbox cod. 198255
from £66.00
from £66.00
-part-diagram-032.webp "MASERATI 4200 SPYDER (2002) INNER GEARBOX CONTROLS PARTS DIAGRAM")
-part-diagram-033.webp "MASERATI 4200 SPYDER (2002) OUTER GEARBOX CONTROLS PARTS DIAGRAM")
-part-diagram-034.webp "MASERATI 4200 SPYDER (2002) ENGINE-TRANSMISSION CONNECTION TUBE AND INSULATIONS PARTS DIAGRAM")
-part-diagram-035.webp "MASERATI 4200 SPYDER (2002) DIFFERENTIAL & AXLE SHAFTS PARTS DIAGRAM")
-part-diagram-036.webp "MASERATI 4200 SPYDER (2002) BRAKES AND CLUTCH HYDRAULIC CONTROLS PARTS DIAGRAM")
-part-diagram-037.webp "MASERATI 4200 SPYDER (2002) BRAKING SYSTEM -NOT FOR GD PARTS DIAGRAM")
-part-diagram-038.webp "MASERATI 4200 SPYDER (2002) BRAKING SYSTEM -VALID FOR GD PARTS DIAGRAM")
-part-diagram-039.webp "MASERATI 4200 SPYDER (2002) BRAKE CALIPERS PARTS DIAGRAM")
-part-diagram-040.webp "MASERATI 4200 SPYDER (2002) HAND-BRAKE CONTROL PARTS DIAGRAM")
-part-diagram-041.webp "MASERATI 4200 SPYDER (2002) FRONT UNDER FRAME AND UNDERMOTOR SHIELDS PARTS DIAGRAM")
-part-diagram-042.webp "MASERATI 4200 SPYDER (2002) STEERING BOX PARTS DIAGRAM")
-part-diagram-043.webp "MASERATI 4200 SPYDER (2002) STEERING COLUMN PARTS DIAGRAM")
-part-diagram-044.webp "MASERATI 4200 SPYDER (2002) FRONT SUSPENSION - SHOCK ABSORBER AND BRAKE DISC PARTS DIAGRAM")
-part-diagram-045.webp "MASERATI 4200 SPYDER (2002) FRONT SUSPENSION - WISHBONES AND STABILIZER BAR PARTS DIAGRAM")
-part-diagram-046.webp "MASERATI 4200 SPYDER (2002) REAR SUSPENSION - SHOCK ABSORBER AND BRAKE DISK PARTS DIAGRAM")
-part-diagram-047.webp "MASERATI 4200 SPYDER (2002) REAR SUSPENSION - WISHBONES PARTS DIAGRAM")
-part-diagram-048.webp "MASERATI 4200 SPYDER (2002) WHEELS PARTS DIAGRAM")
-part-diagram-049.webp "MASERATI 4200 SPYDER (2002) SPARE WHEEL AND EQUIPMENT -OPTIONAL PARTS DIAGRAM")
-part-diagram-050.webp "MASERATI 4200 SPYDER (2002) BATTERY PARTS DIAGRAM")
-part-diagram-051.webp "MASERATI 4200 SPYDER (2002) CURRENT GENERATOR-STARTING MOTOR PARTS DIAGRAM")
-part-diagram-052.webp "MASERATI 4200 SPYDER (2002) TOOLS EQUIPMENT AND ACCESSORIES PARTS DIAGRAM")
-part-diagram-100.webp "MASERATI 4200 SPYDER (2002) BODY - OUTER TRIMS PARTS DIAGRAM")
-part-diagram-101.webp "MASERATI 4200 SPYDER (2002) BODY - REAR OUTER TRIMS PARTS DIAGRAM")
-part-diagram-102.webp "MASERATI 4200 SPYDER (2002) FRONT STRUCTURE PARTS DIAGRAM")
-part-diagram-103.webp "MASERATI 4200 SPYDER (2002) CENTRAL STRUCTURE PARTS DIAGRAM")
-part-diagram-104.webp "MASERATI 4200 SPYDER (2002) REAR STRUCTURE PARTS DIAGRAM")
-part-diagram-105.webp "MASERATI 4200 SPYDER (2002) FRONT BUMPER PARTS DIAGRAM")
-part-diagram-106.webp "MASERATI 4200 SPYDER (2002) REAR BUMPER PARTS DIAGRAM")
-part-diagram-107.webp "MASERATI 4200 SPYDER (2002) PASSENGERS COMPARTMENT CARPETS PARTS DIAGRAM")
-part-diagram-108.webp "MASERATI 4200 SPYDER (2002) ROOF PANEL UPHOLSTERY AND ACCESSORIES PARTS DIAGRAM")
-part-diagram-109.webp "MASERATI 4200 SPYDER (2002) PASSEGERS COMPARTMENT UPHOLSTERY ACCESSORIES PARTS DIAGRAM")
-part-diagram-110.webp "MASERATI 4200 SPYDER (2002) TRUNK HOOD COMPARTMENT TRIMS - AIR INLET AND HEATH SHIELDS PARTS DIAGRAM")
-part-diagram-111.webp "MASERATI 4200 SPYDER (2002) CAPOTE CLOTH - GASKET PARTS DIAGRAM")
-part-diagram-112.webp "MASERATI 4200 SPYDER (2002) CAPOTE FRONT CLOSING PARTS DIAGRAM")
-part-diagram-113.webp "MASERATI 4200 SPYDER (2002) CAPOTE STRUCTURE PARTS DIAGRAM")
-part-diagram-114.webp "MASERATI 4200 SPYDER (2002) CAPOTE CONTROL STATION - RELAY - MICROSWITCH PARTS DIAGRAM")
-part-diagram-115.webp "MASERATI 4200 SPYDER (2002) CAPOTE HYDRAULIC SYSTEM PARTS DIAGRAM")
-part-diagram-116.webp "MASERATI 4200 SPYDER (2002) CLOSINGS AND COVER PARTS DIAGRAM")
-part-diagram-117.webp "MASERATI 4200 SPYDER (2002) ENGINE BONNET AND OPENING DEVICE PARTS DIAGRAM")
-part-diagram-118.webp "MASERATI 4200 SPYDER (2002) TRUNK HOOD BONNET AND GAS DOOR PARTS DIAGRAM")
-part-diagram-119.webp "MASERATI 4200 SPYDER (2002) DOORS - FRAMEWORK AND COVERINGS PARTS DIAGRAM")
-part-diagram-120.webp "MASERATI 4200 SPYDER (2002) DOORS - OPENING CONTROL AND HINGES PARTS DIAGRAM")
-part-diagram-121.webp "MASERATI 4200 SPYDER (2002) DOORS - POWER WINDOW AND REARWIEW MIRROR PARTS DIAGRAM")
-part-diagram-122.webp "MASERATI 4200 SPYDER (2002) GLASSES WINDSHIELD - GASKETS AND INNER REARWIEW MIRROR PARTS DIAGRAM")
-part-diagram-123.webp "MASERATI 4200 SPYDER (2002) ELECRICAL SEAT-SAFETY BELTS PARTS DIAGRAM")
-part-diagram-124.webp "MASERATI 4200 SPYDER (2002) ELECTRICAL SEAT-GUIDE AND MOVEMENT PARTS DIAGRAM")
-part-diagram-125.webp "MASERATI 4200 SPYDER (2002) DASHBOARD -NOT FOR GD PARTS DIAGRAM")
-part-diagram-126.webp "MASERATI 4200 SPYDER (2002) DASHBOARD -VALID FOR GD PARTS DIAGRAM")
-part-diagram-127.webp "MASERATI 4200 SPYDER (2002) DASHBOARD DRAWER PARTS DIAGRAM")
-part-diagram-128.webp "MASERATI 4200 SPYDER (2002) TUNNEL - FRAMEWORK AND ACCESSORIES PARTS DIAGRAM")
-part-diagram-129.webp "MASERATI 4200 SPYDER (2002) AIR-BAGS PARTS DIAGRAM")
-part-diagram-130.webp "MASERATI 4200 SPYDER (2002) DASHBOARD INSTRUMENTS PARTS DIAGRAM")
-part-diagram-131.webp "MASERATI 4200 SPYDER (2002) TUNNEL INSTRUMENTS PARTS DIAGRAM")
-part-diagram-132.webp "MASERATI 4200 SPYDER (2002) FRONT AND REAR LIGHTS PARTS DIAGRAM")
-part-diagram-133.webp "MASERATI 4200 SPYDER (2002) XENO HEADLIGTHS AND HEADLIGHTS WASHER -OPTIONAL PARTS DIAGRAM")
-part-diagram-134.webp "MASERATI 4200 SPYDER (2002) SHIELDS AND OUTSIDE FINISHING PARTS DIAGRAM")
-part-diagram-135.webp "MASERATI 4200 SPYDER (2002) WINDSHIELD - GLASS WASHER AND HORNS PARTS DIAGRAM")
-part-diagram-136.webp "MASERATI 4200 SPYDER (2002) ELECTRICAL SYSTEM PARTS DIAGRAM")
-part-diagram-137.webp "MASERATI 4200 SPYDER (2002) ENGINE BONNET SENSOR AND CONTROL STATIONS PARTS DIAGRAM")
-part-diagram-138.webp "MASERATI 4200 SPYDER (2002) FRONT PASSENGERS COMPARTMENT CONTROL STATION PARTS DIAGRAM")
-part-diagram-139.webp "MASERATI 4200 SPYDER (2002) PASSENGERS SIDE CONTROL UNITS PARTS DIAGRAM")
-part-diagram-140.webp "MASERATI 4200 SPYDER (2002) RH SIDE TRUNK BONNET SENSOR AND CONTROL UNITS PARTS DIAGRAM")
-part-diagram-141.webp "MASERATI 4200 SPYDER (2002) LH SIDE TRUNK BONNET CONTROL UNIT PARTS DIAGRAM")
-part-diagram-142.webp "MASERATI 4200 SPYDER (2002) ANTI THEFT ELECTRICAL BOARDS AND DEVICES PARTS DIAGRAM")
-part-diagram-143.webp "MASERATI 4200 SPYDER (2002) IMMOBILIZER KIT PARTS DIAGRAM")
-part-diagram-144.webp "MASERATI 4200 SPYDER (2002) EVAPORATOR GROUP PARTS DIAGRAM")
-part-diagram-145.webp "MASERATI 4200 SPYDER (2002) AIR CONDITIONING SYSTEM PARTS DIAGRAM")
-part-diagram-146.webp "MASERATI 4200 SPYDER (2002) CAR STEREO SYSTEM PARTS DIAGRAM")
-part-diagram-147.webp "MASERATI 4200 SPYDER (2002) STEREO EQUIPMENT - ACCESORIES PARTS DIAGRAM")
-part-diagram-148.webp "MASERATI 4200 SPYDER (2002) PLATES PARTS DIAGRAM")
-part-diagram-000.webp "MASERATI 4200 SPYDER (2002) SPARE ASSEMBLY UNITS PARTS DIAGRAM")
-part-diagram-001.webp "MASERATI 4200 SPYDER (2002) CRANKCASE PARTS DIAGRAM")
-part-diagram-002.webp "MASERATI 4200 SPYDER (2002) CRANKSHAFT CONRODS AND PISTONS PARTS DIAGRAM")
-part-diagram-003.webp "MASERATI 4200 SPYDER (2002) RH CYLINDER HEAD PARTS DIAGRAM")
-part-diagram-004.webp "MASERATI 4200 SPYDER (2002) LH CYLINDER HEAD PARTS DIAGRAM")
-part-diagram-005.webp "MASERATI 4200 SPYDER (2002) TIMING - TAPPETS PARTS DIAGRAM")
-part-diagram-006.webp "MASERATI 4200 SPYDER (2002) TIMING - CONTROLS PARTS DIAGRAM")
-part-diagram-007.webp "MASERATI 4200 SPYDER (2002) INJECTION DEVICE - IGNITION PARTS DIAGRAM")
-part-diagram-008.webp "MASERATI 4200 SPYDER (2002) SECONDARY AIR SYSTEM PARTS DIAGRAM")
-part-diagram-009.webp "MASERATI 4200 SPYDER (2002) FUEL PUMP AND PIPES PARTS DIAGRAM")
-part-diagram-010.webp "MASERATI 4200 SPYDER (2002) FUEL TANKS AND UNION PARTS DIAGRAM")
-part-diagram-011.webp "MASERATI 4200 SPYDER (2002) ANTIEVAPORATION DEVICE -NOT FOR USA AND CDN PARTS DIAGRAM")
-part-diagram-012.webp "MASERATI 4200 SPYDER (2002) ANTIEVAPORATION DEVICE -VALID FOR USA AND CDN PARTS DIAGRAM")
-part-diagram-013.webp "MASERATI 4200 SPYDER (2002) AIR INTAKE MANIFOLD PARTS DIAGRAM")
-part-diagram-014.webp "MASERATI 4200 SPYDER (2002) EXHAUST SYSTEM PARTS DIAGRAM")
-part-diagram-015.webp "MASERATI 4200 SPYDER (2002) EXHAUST SYSTEM -VARIATIONS FOR USA AND CDN PARTS DIAGRAM")
-part-diagram-016.webp "MASERATI 4200 SPYDER (2002) BLOW - BY SYSTEM PARTS DIAGRAM")
-part-diagram-017.webp "MASERATI 4200 SPYDER (2002) LUBRICATION SYSTEM - TANK - HEATER EXCHANGER PARTS DIAGRAM")
-part-diagram-018.webp "MASERATI 4200 SPYDER (2002) WATER-OIL PUMP PARTS DIAGRAM")
-part-diagram-019.webp "MASERATI 4200 SPYDER (2002) NOURICE - COOLING SYSTEM -NOT FOR GD PARTS DIAGRAM")
-part-diagram-020.webp "MASERATI 4200 SPYDER (2002) NOURICE - COOLING SYSTEM -VALID FOR GD PARTS DIAGRAM")
-part-diagram-021.webp "MASERATI 4200 SPYDER (2002) COOLING SYSTEM RADIATOR PARTS DIAGRAM")
-part-diagram-022.webp "MASERATI 4200 SPYDER (2002) CLUTCH AND CONTROLS -NOT FOR F1 PARTS DIAGRAM")
-part-diagram-023.webp "MASERATI 4200 SPYDER (2002) CLUTCH AND CONTROLS -VALID FOR F1 PARTS DIAGRAM")
-part-diagram-024.webp "MASERATI 4200 SPYDER (2002) PEDALS AND ELECTRONIC ACCELERATOR CONTROL -NOT FOR GD PARTS DIAGRAM")
-part-diagram-025.webp "MASERATI 4200 SPYDER (2002) PEDALS AND ELECTRONIC ACCELERATOR CONTROL -VALID FOR GD PARTS DIAGRAM")
-part-diagram-026.webp "MASERATI 4200 SPYDER (2002) F1 CLUTCH HYDRAULIC CONTROLS -VALID FOR F1 PARTS DIAGRAM")
-part-diagram-027.webp "MASERATI 4200 SPYDER (2002) POWER UNIT AND TANK -VALID FOR F1 PARTS DIAGRAM")
-part-diagram-028.webp "MASERATI 4200 SPYDER (2002) GEARBOX - COVER - GEARBOX OIL RADIATOR PARTS DIAGRAM")
-part-diagram-029.webp "MASERATI 4200 SPYDER (2002) DIFFERENTIAL BOX - REAR UNDERBODY PARTS DIAGRAM")
-part-diagram-030.webp "MASERATI 4200 SPYDER (2002) MAIN SHAFT GEARS PARTS DIAGRAM")