Gen

eral

Mot

ors

© WIT

A

440-T4 / 4T60E / 4T65E FWD 4 Speed

B

C

D

E

520539

538 533532

538176 313

535534

012

314315

536

301

510

500766 301

740 321 747 320

441

298

702

713

179

045 226 024 046B 552 046 332 333 962 972 874 145 125562

124 104

2nd Clutch2nd Clutch Drum

146 878 149 108 128

Input Clutch

148876 881 656 667 669 668

3rd Sprag Input Sprag

646 648

257* 889 054 598 254 690 618 247 888 716 683 293* 292715

Diff.Parts

619 612 624

F

G

991

Linkage

991-4

678 895

413 412

241

674

Differential

997997-7

537

Output Shaft

421

421

418

425322 998

179E

Rev. Band

129694 658

SunGear

Rev. Reaction Shell

383

999

999-2

383

994

929

931

931B

933

932352

746

934

2-3Accum

930 926

928927352

308

9251-2 Ac-

cum

362

306

189

680Gov.

847265345

686

788

446

078774

369848

Valve Body

Side Pan

Final Drive Sun Gear Shaft

Support

442

V.B.Parts

741

717

531

991-2

991-7

205

209

Final Drive Ring Gear

255

General M

otors

© WIT

440-T4 / 4T60E / 4T65EFWD 4 Speed

A

B

C

D

E

077

699

755

671

217220

570 280

880 700 705 279178B 178A 380

673 295 529032

706 281 862 970 960 331 330

560

144 873 229 230*048

177554

Input Drum

879975965337336877

985974964334335233

564

070 031

348 060770

076

436

127 126 106

3rd Clutch652 286053 237582

Forward Planet

698238

584

Rear Planet

251 056 558 056 026 559 061 022

379

010

300

765

120

100 140

4th Clutch

325

325B

072

904

366901

903

901-5901B

902365

903-5

9002-1

Servo

017

906908

906B-5906B

906-5195

907

897

364

909

905ForwardServo

896

914364897912363911-5911B

911B-5

911

913

910Rev

Servo

Ext. Hsg.

370

163369 160

843

368444

2-1 Coast Band760 Rear (Forward) Band

4th Clutch Hub Chain

845

755S

Pump Shaft

438

TCC Accum.

350942

943 941

940

354 947 948 946935

779

781

371697

494

493

945

410

192937 936B938

F

G

Channel Plate

Forward Band Drum

Reaction Drum

Case

Drive

Driven

664

232

275

939

278