Tremec TR-3550 & TKO Transmissions

Call for details on different parts varying on model of vehicle. 1-800-227-1523

© 1992 – 2024 Rockland Standard Gear; Inc. All Trademarks are owned by their respective companies.

Tremec TR-3550 & TKO Transmissions diagram

Tremec TR-3550 & TKO Transmissions diagram

Index Number Description Part
1 Shift Fork Inspection Cover
2 Bolts
3 Star Washer
4 Shift Rail Guides
5 Shift Rail Guide O Ring
6 Early- 1st/2nd Shift Rail
6A Late 1st/2nd Shift Rail
7 Shift Interlock Pin
8 E Clip Snap Ring
9 Shift Lug Roll Pin
10 Ball Bearing
11 Transversal Spring
12 1st/2nd Lug
13 Piston Spring
14 Shift Lug Roll Pin
15 Piston
16 3rd/4th Shift Lug
17 1st/2nd/5th/Reverse Shift Lug Assembly
18 Early- 5th Reverse Shift Rail
18A Late- 5th Reverse Shift Rail
19 3rd/4th Shift Rail
19A Late 3rd/4th Shift Rail
20 Shift Fork Roll Pin
21 5th Reverse Shift Lever
22 1st/2nd Shift Fork
23 3rd/4th Shift Fork
24 Shift Fork Nylon Inserts
25 Interlock Bracket Bolt
26 Interlock Spring Bracket
27 Interlock Spring
28 Ball Bearing
29 Case Cover
29A Case Cover Without Guide Pins
29B Case Cover With Guide Pins
29C Late- Case Cover Shifting Assembly
30 Case Cover Bolt
31 Interlock Plug Allen Screw
32 Center Interlock Pin
33 Transmission Case Assembly
34 Drain Plug
35 Filler Plug
36 Magnet Retainer Lock
37 Case Magnet
38 Extension Housing To Case Alignment Dowel Pin
39 Backup Lamp Switch Gasket
40 Backup Lamp Switch
41 Reverse Balancing Pivot Pin
42 Reverse Inhibitor Shaft
43 Reverse Inhibitor Shaft Allen Screw
44 3550 Model- Extension Housing Assembly
44A TKO Model- Extension Housing Assembly (includes bushing)
45 Reverse Inhibitor Spring
46 Reverse Inhibitor
47 Reverse Inhibitor Roll Pin
48 Lug Extension Cover
49 Bolt
50 Star Washer
51 Shift Turret Assembly
52 Lateral Support Pivot
53 Breather
54 Lateral Support Pivot Locking Tab Washer
55 3550 Model Shift Lever Assembly (standard throw)
55A 3550 Model Shift Lever Assembly (short throw)
56 Turret Dust Cover
57 Turret Dust Cover Retaining Bolt
58 Turret Assembly Retaining Bolt
59 Shift Link
59A Late- Shift Link
60 Shift Lever Socket
60A Late- Shift Lever Socket
61 Shift Lever Socket Bushing
62 Shift Lever Socket Assembly Allen Screw
62A Late- Shift Lever Socket Assembly Allen Screw
63 Shift Select Finger Allen Screw
63A Late- Shift Select Finger Allen Screw
64 Shift Select Finger
65 3550 Model- Extension Housing Oil Seal
65A TKO Model- Extension Housing Oil Seal
66 Neutral Safety Switch
67 Speedometer Driven Gear
68 Speedometer Cable Retaining Screw
69 Reverse Shift Fork Assembly
70 5th & Reverse Shift Rail
71 Reverse & Overdrive Actuating Pin Roll Pin
72 Fifth Gear Shift Fork Roll Pin
73 Fifth Gear Shift Fork Assembly
74 Wave Type E Clip
75 Reverse & Overdrive Lever
76 Reverse & Overdrive Actuating Pin
77 Reverse Shaft
78 Reverse Shaft Locking Pin
79 Reverse Idler Assembly Thrust Washer
80 Early- Roller Bearing End Spacer
80A Late- Roller Bearing End Spacer
81 Early- Reverse Gear Roller Bearing
81A Late- Reverse Gear Roller Bearing
82 Reverse Gear
83 Thrust Washer
84 Roller Bearing Spacer
84A Late- Roller Bearing Spacer
85 Reverse Selector Sleeve
86 Reverse Idle Gear
87 Front Bearing Retainer Bolts
88 Front Bearing Retainer
89 Input Shaft Seal
90 Input Shaft To Case Bearing Selective Shim
91 Input Shaft To Case Bearing Cup
92 Input Shaft To Case Taper Roller Bearing
93 Input Shaft To Case Taper Roller Bearing Assembly
94 3550 Model- Input Shaft
94A TKO Model- Input Shaft (26 Splines)
95 Input Shaft Pocket Bearings
96 4th Gear Clutch Cone
97 Synchronizer Blocker Ring
98 Thrust Washer
99 Thrust Bearing
100 Thrust Washer
101 Synchronizer Collar
102 Synchronizer Insert
103 Synchronizer Spring
104 Synchronizer Hub
105 3rd/4th Synchronizer Assembly
106 3rd Gear Assembly
107 Spacer
107A Late- Snap Ring (3rd Gear Bearing Cage)
108 Roller Bearing Assembly
109 Split Ring Thrust Washer Retainer
110 Split Ring Thrust Washer
111 2nd Gear
112 Snap Ring
113 Synchronizer Collar
114 Synchronizer Inserts
115 Synchronizer Hub
116 1st/2nd Synchronizer Assembly & Reverse Gear
117 Early- Spacer
117A Late- Snap Ring
118 Roller Bearing Assembly
119 1st Gear
120 Split Ring Thrust Washer Retainer
121 Split Ring Thrust Washer
122 Output Shaft To Case Bearing
123 Bearing Race
124 Output Shaft To Case Bearing Assembly
125 3550 Model- Output Shaft (28 Splines)
125A TKO Model- Output Shaft (31 Splines)
126 Ball Bearing
127 Ball Bearing
128 Speedometer Drive Gear
129 Snap Ring
130 O Ring Seal
131 Case Plug
132 Countershaft Bearing Race
133 Countershaft Bearing
134 Countershaft Bearing Assembly
135 Early- Countershaft
135A Late- Countershaft With Integral 1st/2nd Gears
135B Late- Countershaft 4th Gear
135C Late- Countershaft 3rd Gear
135D Late- Countershaft Woodruff Keys
136 Countershaft To Case Bearing Assembly
137 Thrust Washer
138 Synchronizer Hub 5th Gear
139 Synchronizer Collar
140 5th Gear Synchronizer Assembly
141 Roller Bearings
142 Roller Bearing Spacer
143 5th Gear Clutch Cone
144 Countershaft Rear Bearing
145 Extension Housing To Case Bolt
146 Star Washer
147 3550 Model Extension Housing Bushing
147A TKO Model Extension Housing Bushing

© 1992 – 2024 Rockland Standard Gear; Inc. All Trademarks are owned by their respective companies.