T56

  • GPG PERFORMANCE PARTS
  • T56 GM, FORD, DODGE
  • T56 BEARING KITS W/ SYNCHRONIZERS
  • T56 SEALS, BUSHINGS, WASHERS
  • T56 BEARINGS
  • T56 SYNCHRONIZER KITS & COMPONENTS
  • T56 SYNCHRONIZER RINGS
  • T56 FORKS
  • T56 GEARS
  • T56 SHAFTS INPUT, CLUSTER/COUNTER, MAIN 

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GPG Performance Parts T56 (GM, Ford, Dodge)


ILL NO.

Description

PART NO.

REFERENCE

Bearing Kits

w/o Synchros

w/Synchros

N.I.

T56 (93-08) (Except Corvette) .......................................................................................

GBK396

BK396WS

N.I.

T56 (97-04) (Corvette) ...................................................................................................

GBK396A

BK396AWS

Seals

070C

Front Seal ......................................................................................................................

G394070

12363

074A

Rear Seal.......................................................................................................................

G394074

1300-044-013

Bushings

066A

Extension Housing (1.630” OD) (1.0” Wide) ..................................................................

G44066

WT266-62

066A

Extension Housing (1.630” OD) (1.5” Wide) ..................................................................

G26066

WT259-62

Washers

215F

Reverse Washer (Metal) ................................................................................................

G394215

1386-193-004

215F

Reverse Washer (Plastic) ..............................................................................................

G394215A

1386-193-005

Bearings

206F

Bearing Spacer (Rear Main Shaft).................................................................................

G394206

1386-193-006

210-2E

Main Shaft Bearing Cone...............................................................................................

G394210-2

25572

210-3E

Main Shaft Bearing Cup.................................................................................................

G394210-3

25520

260D

Counter Shaft Bearing (Front)........................................................................................

G394274A

SET5

240-2C

Input Bearing Cone........................................................................................................

G346240K

M88010 & 48

240-3C

Input Bearing Cup..........................................................................................................

G346240K

M88010 & 48

260-2G

Counter Shaft Extension Bearing Cone.........................................................................

G394260-2

LM12749

260-3G

Counter Shaft Extension Bearing Cup...........................................................................

G394260-3

LM12711

267-2C

Input Pocket Bearing Cone............................................................................................

G394260-2

LM12749

267-3C

Input Pocket Bearing Cup..............................................................................................

G394260-3

LM12711

211F

Main Shaft Bearing (Rear) .............................................................................................

G394211

RT5305S

262D

Counter Shaft Bearing (Rear) ........................................................................................

G394274

32008

278F

Reverse Needle Bearing................................................................................................

G394278

1386-132-003

Synchronizer Kits

N.I.

T56 (Except Corvette) (93-Up).......................................................................................

GSRK396

N.L.

N.I.

T56 (Corvette) (97-Up)...................................................................................................

N/A

N.L.

Synchronizer Components (except for rings)

701KE

1-2 Synchro Assembly (Except Corvette) (Single Lined)...............................................

G394701K

1386-590-001

701KE

1-2 Synchro Assembly (Corvette) (Double Lined)..........................................................

G394701AK

1386-590-008

701-2E

1-2 Synchro Key & Spring Kit (Except Corvette) ...........................................................

G394701-2K

T56-K1

703KC

3-4 Synchro Assembly (Except Corvette) ......................................................................

G394703K

1386-590-002

703C

3-4 Synchro Assembly (Corvette) ..................................................................................

G394703AK

1386-590-006

703-2C

3-4 Synchro Key & Spring Kit ........................................................................................

G394703-2K

T56-K3

705KG

5-6 Synchro Assembly ...................................................................................................

G394705K

1386-590-003

705-2G

5-6-Reverse Synchro Key & Spring Kit..........................................................................

G394705-2K

T56-K5

706KF

Reverse Synchro Assembly...........................................................................................

G394706K

1386-590-004

Synchronizer Rings

701-1E

1-2 Synchro (Corvette) (Inner) (Single Lined) (qty 2).....................................................

G394701-1

1386-525-008

701-3E

1-2 Synchro (Corvette) (Middle).....................................................................................

G394701-3

1386-525-007

701-3E

1-2 Synchro (Except Corvette) (Middle) (Corvette has no inner)...................................

G386701-1

1386-525-006

701-5E

1-2 Synchro (Corvette) (Outer) ......................................................................................

G394701-5A

1386-091-008

701-5E

1-2 Synchro (Except Corvette) (Outer) (Unlined) (Requires 2)......................................

G394701-5

1386-091-001

701-1E

1-2 Synchro Cone (Inner) ..............................................................................................

G394701-4

1386-025-001

701-2E

1-2 Synchro Key (Corvette) ...........................................................................................

G394701-2A

1386-093-002

701-2E

1-2 Synchro Spring (Corvette) .......................................................................................

G394701-2B

1386-156-013

703C

3rd Synchro (Except Corvette).......................................................................................

G394703

1386-591-003

703C

3rd Synchro (Corvette) (Inner).......................................................................................

G394703-1

1386-025-002

703C

3rd Synchro (Corvette) (Middle).....................................................................................

G394703-3

1386-525-009

703C

3rd Synchro (Corvette) (Outer) ......................................................................................

G394703-5

1386-091-009

704C

4th Synchro (Except Corvette).......................................................................................

G394703

1386-591-003

704C

4th Synchro (Corvette) (Inner) .......................................................................................

G394704-1

1386-025-003

704C

4th Synchro (Corvette) (Middle).....................................................................................

G394704-3

1386-525-010

704C

4th Synchro (Corvette) (Outer) ......................................................................................

G394704-5

1386-091-011

705G

5-6 Synchro (Except Corvette).......................................................................................

G394705

1386-591-005

705G

5-6 Synchro (Corvette) (Middle).....................................................................................

G394704-3

1386-525-010


Pg 1

GPG Performance Parts T56 (GM, Ford, Dodge)


ILL NO.

DESCRIPTION

PART NO.

REFERENCE

SYNCHRONIZER RINGS (cont.)

706F

Reverse Synchro (Corvette) ..........................................................................................

G394706

1386-091-007

706F

Reverse Synchro (All Including Corvette)......................................................................

G394706

1386-091-007

FORKS

841B

1-2 Fork (All) ..................................................................................................................

G394841

1386-596-013

843B

3-4 Fork (Steel) (All) (Requires 2)..................................................................................

G394843

TNEC0843

845B

5-6 Fork (Cast # 1386-096-903) ....................................................................................

G394845

1386-596-003

848B

Reverse Fork (Cast # 1386-096-909) ............................................................................

G394848

1386-596-009

GEARS

581E

1st Gear (39 T) Close Ratio (Tag #’s 003, 005, 009) .....................................................

G394581A

1386-081-007

581E

1st Gear (39 T) Close Ratio (Tag #’s 013, 014, 016, 017, 018) .....................................

G394581A

1386-081-007

581E

1st Gear (39 T) Close Ratio (Tag #’s 015, 019) (Corvette Except Z06) .........................

G394581B

1386-081-008

581E

1st Gear (43 T) Wide Ratio (Tag #’s 007, 011, 012).......................................................

G394581

1386-081-006

581E

1st Gear (43 T) Wide Ratio (Tag #’s 006) (Corvette Z06 Only)......................................

G394581C

TUEN1122

582C

2nd Gear (41 T) (Exc Corvette) Wide Ratio (Some 006, 007, 011, 012) .......................

G394582

1386-082-004

582C

2nd Gear (41 T) (Corvette) Wide Ratio (Tag #’s Some 006)..........................................

G394582C

TUEN1123

582C

2nd Gear (43 T) Close Ratio (Tag #’s 003, 005, 009) ....................................................

G394582A

1386-082-005

582C

2nd Gear (43 T) Close Ratio (Tag #’s 013, 014, 016, 017, 018) ....................................

G394582A

1386-082-005

582C

2nd Gear (43 T) Close Ratio (Tag #’s 015, 019) ............................................................

G394582B

1386-082-006

583C

3rd Gear (37 T) “906” on Gear (Tag #’s 007, 011, 012) .................................................

G394583

1386-083-006

583C

3rd Gear (37 T) “907” on Gear (Tag #’s 003, 005, 009) .................................................

G394583A

1386-083-007

583C

3rd Gear (37 T) “907” on Gear (Tag #’s 013, 014, 016, 017, 018) .................................

G394583A

1386-083-007

583C

3rd Gear (37 T) (Corvette Except Z06) Close Ratio (Tag #’s 015, 019).........................

G394583B

1386-083-008

583C

3rd Gear (37 T) (Corvette Z06) Wide Ratio (Tag #’s 006)..............................................

G394583C

TUEN1124

585-1G

5th Counter Shaft Gear (58 T) (except Corvette)...........................................................

G394585-1

1386-086-004

586G

6th Gear Cluster (67 T) (except Corvette) .....................................................................

G394586

1386-087-004

585-2F

5-6 Main Shaft Driven Gear (use w/ 394672) ................................................................

G394585-2A

1386-070-002

585-2F

5-6 Main Shaft Driven Gear (use w/ 394672A)..............................................................

G394585-2

T56-160

587-2F

Reverse Main Shaft Gear (35 T)....................................................................................

G394587-2

1386-088-003

SHAFTS

670C

Input Shaft (29 T) (GM Exc Corvette) 9 1/4” (LT1) (Tag #’s 006 & 007).........................

G394670H

1386-585-003

670C

Input Shaft (29 T) (GM Exc Corvette) 11 1/8” (LS1) (Tag #’s 011) .................................

G394670D

1386-585-007

670C

Input Shaft (29 T) (Corvette Z06) Wide Ratio ................................................................

G394670G

TUEF1218

670C

Input Shaft (29 T) (Ford) 9 3/4” (Tag #’s 012) ................................................................

G394670B

1386-585-008

670C

Input Shaft (31 T) (GM Exc Corvette) 9 1/4” (LT1) (#’s 009, 013, 016)..........................

G394670

1386-585-005

670C

Input Shaft (31 T) (GM Except Corvette) 10 3/4” (LS1) (98-00).....................................

G394670A

1386-585-010

670C

Input Shaft (31 T) (Corvette Exc Z06) Close Ratio (Tag #’s 015, 019) ..........................

G394670E

1386-585-009

670C

Input Shaft (31 T) (Viper) 11 1/2” ...................................................................................

G394670C

1386-585-004

672C

Main Shaft (27 Spline) (GM Exc Corvette) used w/ 394585-2A.....................................

G394672

1386-171-003

672C

Main Shaft (27 Spline) (GM) used w/ 394585-2.............................................................

G394672A

T56-2

672C

Main Shaft (30 Spline) (Viper)........................................................................................

G394672B

1386-171-004

672C

Main Shaft (31 Spline) (Ford).........................................................................................

G394672C

1386-171-005

674D

Cluster Shaft (36-33-28-17) ...........................................................................................

G394674AK

1386-410-008

674D

Cluster Shaft (38-34-26-19) ...........................................................................................

G394674K

1386-410-007

MISCELLANEOUS COMPONENTS

771A

Front Adapter Plate (GM) Aftermarket (LT1 w/ 31 T Input Shaft)..................................

.

GA394771

1386-672-003

771A

Front Adapter Plate (GM) OEM Style.............................................................................

GD394771

1386-172-008

463A

Front Quill & Tube (GM Except Corvette) ......................................................................

G394463

1386-034-001

463A

Front Quill & Tube (Ford Only).......................................................................................

G394463A

1386-034-006

204C

Input Shim Kit.................................................................................................................

G394204K

1386-410-009

860F

Reverse Washer Snap Ring ..........................................................................................

G394860

1386-139-001

970F

Reverse Wave Spring ....................................................................................................

G394970

1386-156-005

N.I.

Shim Kit (Complete).......................................................................................................

G394225K

TRKT1371

N.I.

Fork Insert Kit.................................................................................................................

G394840K

INSK-T56


Pg 2

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for all Parts Information & Prices
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770-517-1112

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