Mack TRL-107 Transmission Parts Manual
Transmssion Kits
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 208SH82 | Kit, Bearing And Seal | Includes (1) 207SH27A, (3) 67AX303C, (3) 46AX303, (1) 46AX482, (3) 67AX310, (1) 46AX410, (3) 46AX483, (1) 67AX311, (3) 67AX291, (2) 88AX370P3, (3) 88AX350P3, (1) 88AX386P2, (1) 88AX454, (1) 17425. Interchanges with Mack 208SH41 | $797.96 | Add to Cart | |
| 2 | 207SH27A | Kit, Gasket, Transmission | Includes (3) 56AX352, (3) 56AX431, (3) 56AX424, (1) 628KB310P1, (1) 628KB310P2, (1) 616KB37, (1) 616KB36AP2, (1) 628KB312AP1, (1) 628KB124, (2) 57AX45, (2) 646KB11, (1) 617KB45, (1) 617KB44, (1) 618KB32A, (1) 648KB23, (1) 628KB126, (1) 201400. , , , | $52.95 | Add to Cart | |
| 2 | Transmission Gasket Kit | Kit, Gasket, Transmission (minor Rebuild) | Includes (1) 628KB310P2, (1) 616KB36AP2, (1) 628KB312AP1, (2) 646KB11, (1) 618KB32A, (1) 4305310 | $16.80 | Add to Cart | |
| 3 | 208SH102 | Kit, Transmission O-ring/retaining Ring | Includes (1) 207SH32, (3) 97AX166, (2) 97AX225, (4) 97AX229, (1) 97AX89, (1) RR-IR36-4, (1) 97AX54, (1) 97AX121 | $115.91 | Add to Cart |
Main and Rear Case Assembly
Item 17Item 15Item 16Item 11Item 14Item 13Item 28Item 27Item 32Item 12Item 10Item 4Item 5Item 6Item 19Item 18Item 21Item 20Item 8Item 9Item 7Item 2Item 3Item 30Item 23Item 25Item 24Item 1Item 26Item 31Item 29Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 150KB164P1 | Bushing | Sold as a 3-pack | $14.93 | Add to Cart | |
| 2 | 90KB111A | Screw | $23.76 | Add to Cart | ||
| 3 | 37AX98X | Washer | — | Call for availability | ||
| 4 | 20AX5 | Nut | Interchanges with Navistar 1662461C1 | $2.63 | Add to Cart | |
| 5 | 36AX5 | Washer | Interchanges with Navistar 1662463C1 | $2.49 | Add to Cart | |
| 6 | 37AX10 | Washer | — | Call for availability | ||
| 7 | 6AX1206 | Screw | — | Call for availability | ||
| 8 | 6AX1203 | Screw | — | Call for availability | ||
| 9 | 37AX474 | Washer | Sold as a 10-pack | $23.80 | Add to Cart | |
| 10 | 617KB44 | Gasket, Case | Sold as a 5-pack | $38.94 | Add to Cart | |
| 11 | 414KB118 | Oil Cleaner | — | Call for availability | ||
| 12 | 6AX1306X | Screw (3/8in-16 X 7/8in) | Interchanges with Mack 6AX862. Sold as a 10-pack | $25.70 | Add to Cart | |
| 13 | 49AX133 | Plug, Magnetic | $69.05 | Add to Cart | ||
| 14 | 57AX45 | Gasket | Sold as a 5-pack | $17.20 | Add to Cart | |
| 15 | 49AX148 | Plug, Drain | — | Call for availability | ||
| 16 | 39AX21 | Washer | Sold as a 10-pack | $33.80 | Add to Cart | |
| 17 | 79AX63 | Plug, Case | — | Call for availability | ||
| 18 | 412KB34 | Pto (lh) | — | Call for availability | ||
| 19 | 648KB23 | Gasket, Pto Cover | Sold as a 5-pack | $16.80 | Add to Cart | |
| 20 | 6AX1317X | Screw (7/16in-14 X 1-1/4in) | Interchanges with Mack 4AX154. Sold as a 5-pack | $28.38 | Add to Cart | |
| 21 | 35AX1542 | Washer | Interchanges with Mack 37AX473. Sold as a 20-pack | $61.00 | Add to Cart | |
| 23 | 616KB36AP2 | Gasket | Interchanges with Mack 616KB38. Sold as a 10-pack | $51.09 | Add to Cart | |
| 24 | 6AX1308X | Screw (3/8in-16 X 1-1/4in) | Interchanges with Mack 6AX874, Navistar 60001R91. Sold as a 5-pack | $19.35 | Add to Cart | |
| 25 | 37AX265 | Washer | Sold as a 10-pack | $23.50 | Add to Cart | |
| 26 | 541KB29 | Breather | Interchanges with Mack 541KB16. Sold as a 5-pack | $62.87 | Add to Cart | |
| 27 | 412KB213 | Pto (rh) | — | Call for availability | ||
| 28 | 6AX1359X | Screw (3/8in-16 X 1in) | Interchanges with Mack 6AX901, Navistar 1670574C1 | $2.77 | Add to Cart | |
| 29 | 63AX1041 | Plug, Fill | — | Call for availability | ||
| 30 | 1MR2297 | Switch, Reverse | Interchanges with Mack 1MR1320, Navistar 454925C1. Sold as a 5-pack | $78.05 | Add to Cart | |
| 31 | 618KB32A | Gasket | Sold as a 5-pack | $22.49 | Add to Cart | |
| 32 | 629KB250 | Gasket (current Style) | Sold as a 5-pack | $29.92 | Add to Cart |
Main Case Components
Item 45Item 43Item 42Item 41Item 46Item 44Item 39Item 36Item 37Item 38Item 1Item 4Item 3Item 5Item 7Item 6Item 9Item 8Item 9Item 10Item 9Item 11Item 40Item 35Item 25Item 24Item 12Item 13Item 26Item 14Item 17Item 19Item 27Item 20Item 15Item 16Item 18Item 22Item 34Item 21Item 23Item 28Item 29Item 30Item 31Item 33Item 32Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 97AX54 | Ring, Retaining | Sold as a 10-pack | $34.90 | Add to Cart | |
| 2 | 67AX311 | Bearing | Interchanges with BCA MA1205EL | $61.41 | Add to Cart | |
| 3 | 97AX125 | Ring, Retaining | $20.20 | Add to Cart | ||
| 4 | 320KB3898 | Clutch, 4th/5th | — | Call for availability | ||
| 5 | 228KD235P198 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P208 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P218 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P228 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD238 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P248 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P258 | Washer, Thrust | — | Call for availability | ||
| 5 | 228KD235P268 | Washer, Thrust | — | Call for availability | ||
| 6 | 751KB389 | Gear, Mainshaft, 4th | — | Call for availability | ||
| 7 | 233KD25 | Washer, Thrust, 4th | Sold as a 2-pack | $44.91 | Add to Cart | |
| 8 | 751KB386 | Gear, Mainshaft, 3rd | — | Call for availability | ||
| 9 | 233KD24 | Washer, Thrust, 1st/2nd/3rd | Sold as a 2-pack | $59.80 | Add to Cart | |
| 10 | 751KB387 | Gear, Mainshaft, 2nd | — | Call for availability | ||
| 11 | 751KB388 | Gear, Mainshaft, 1st | — | Call for availability | ||
| 12 | 551KC12AP2 | Screw, Clutch Brake Set | — | Call for availability | ||
| 13 | 21AX6 | Nut | — | Call for availability | ||
| 14 | 351KC132 | Plate, Clutch Brake | — | Call for availability | ||
| 15 | 301KC128 | Pin, Clutch Brake | — | Call for availability | ||
| 16 | 107KD122 | Spring | — | Call for availability | ||
| 17 | 97AX220 | Ring, Retaining | — | Call for availability | ||
| 18 | 399KB244 | Front (w/o Brake) | — | Call for availability | ||
| 19 | 551KC16 | Screw | — | Call for availability | ||
| 20 | 551KB22P2 | Flange | — | Call for availability | ||
| 21 | 56AX352 | O-ring | Sold as a 10-pack | $33.10 | Add to Cart | |
| 22 | 6AX1308X | Screw | Sold as a 5-pack | $19.35 | Add to Cart | |
| 23 | 88AX357P2 | Seal | $13.33 | Add to Cart | ||
| 24 | 46AX303 | Bearing | $65.75 | Add to Cart | ||
| 25 | 503KC12 | Ring | Sold as a 4-pack | $22.04 | Add to Cart | |
| 26 | 757KB321A | Gear | — | Call for availability | ||
| 27 | 757KB316A | Gear | — | Call for availability | ||
| 28 | 757KB242A | Gear, Countershaft, 3rd | Interchanges with Mack 757KB277 | — | Call for availability | |
| 29 | 757KB243A | Gear | — | Call for availability | ||
| 30 | 605KC376 | Countershaft, Front (w/ Brake) | — | Call for availability | ||
| 30 | 605KC377 | Countershaft, Front (w/o Brake) | — | Call for availability | ||
| 31 | 42AX613 | Key | Sold as a 10-pack | $69.96 | Add to Cart | |
| 32 | 97AX171 | Ring | Sold as a 10-pack | $115.01 | Add to Cart | |
| 33 | 67AX291 | Bearing | $82.86 | Add to Cart | ||
| 34 | 37AX472U | Washer | $427.40 | Add to Cart | ||
| 35 | 97AX181 | Ring | Sold as a 10-pack | $36.10 | Add to Cart | |
| 36 | 21AX657 | Nut | $33.31 | Add to Cart | ||
| 37 | 46AX482 | Bearing | $62.11 | Add to Cart | ||
| 38 | 764KB1178 | Gear, Main Drive | — | Call for availability | ||
| 39 | 432KC13 | Piston | $28.33 | Add to Cart | ||
| 40 | 186KD129 | Tube | Sold as a 5-pack | $17.10 | Add to Cart | |
| 41 | 403KB240 | Main Drive | — | Call for availability | ||
| 42 | 88AX386P2 | Seal | $8.45 | Add to Cart | ||
| 43 | 789KC115 | Sleeve | — | Call for availability | ||
| 44 | 31AX496 | Pin, Drive | — | Call for availability | ||
| 45 | 628KB310P1 | Gasket | Sold as a 5-pack | $15.80 | Add to Cart | |
| 45 | 628KB310P2 | Gasket | Sold as a 5-pack | $18.20 | Add to Cart | |
| 46 | 6AX1317X | Screw | Sold as a 5-pack | $28.38 | Add to Cart |
Rear Case Components
Item 1Item 2Item 32Item 4Item 3Item 6Item 7Item 12Item 8Item 11Item 14Item 16Item 18Item 31Item 17Item 15Item 10Item 13Item 9Item 21Item 20Item 19Item 5Item 30Item 29Item 22Item 27Item 28Item 26Item 24Item 23Item 25Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 6AX1306X | Screw | Interchanges with Mack 6AX862. Sold as a 10-pack | $25.70 | Add to Cart | |
| 2 | 415KC364 | Retainer | — | Call for availability | ||
| 3 | 320KB286A | Clutch, 1st | — | Call for availability | ||
| 4 | 320KB321A | Clutch, 2nd/3rd | — | Call for availability | ||
| 5 | 151KC116P1 | Key | — | Call for availability | ||
| 6 | 615KC423 | Mainshaft | — | Call for availability | ||
| 7 | 738KB326 | Gear, Reverse | — | Call for availability | ||
| 8 | 31KD221 | Spacer | — | Call for availability | ||
| 9 | 628KB312AP2 | Gasket | Sold as a 5-pack | $16.05 | Add to Cart | |
| 9 | 628KB312AP1 | Gasket | Sold as a 5-pack | $16.65 | Add to Cart | |
| 10 | 46AX410 | Bearing | Interchanges with BCA 214L, Navistar 272575R91 | $60.60 | Add to Cart | |
| 11 | 153KB15 | Bushing | Interchanges with Navistar 26905H. Sold as a 10-pack | $47.29 | Add to Cart | |
| 12 | 795KC115 | Adapter, Speedo, Drive | — | Call for availability | ||
| 13 | 406KB150B | Assembly, Rear | — | Call for availability | ||
| 13 | 406KB151 | Assembly, Rear | — | Call for availability | ||
| 14 | 6AX1361X | Screw | Sold as a 6-pack | $29.86 | Add to Cart | |
| 15 | 291KD194P2 | Gear | $43.40 | Add to Cart | ||
| 16 | 773KB155P2 | Gear | $34.82 | Add to Cart | ||
| 16 | 773KB154P2 | Gear | $35.08 | Add to Cart | ||
| 16 | 773KB222P10 | Gear | $231.15 | Add to Cart | ||
| 16 | 773KB222P11 | Gear | $34.82 | Add to Cart | ||
| 17 | 88AX440P4 | Seal | Interchanges with National 415146N, CHI34889 | $34.19 | Add to Cart | |
| 18 | 21AX776PL | Nut | $99.87 | Add to Cart | ||
| 19 | 233KD112A | Washer | Sold as a 2-pack | $11.29 | Add to Cart | |
| 20 | 67AX310 | Bearing | $13.66 | Add to Cart | ||
| 21 | 751KB223B | Gear | $338.07 | Add to Cart | ||
| 22 | 611KC118 | Shaft | $85.09 | Add to Cart | ||
| 23 | 97AX91 | Ring | Sold as a 10-pack | $54.29 | Add to Cart | |
| 24 | 757KB248 | Gear, Pto | — | Call for availability | ||
| 25 | 605KC382 | Countershaft, Rear | — | Call for availability | ||
| 26 | 46AX483 | Bearing | $32.60 | Add to Cart | ||
| 27 | 97AX181 | Ring | Sold as a 10-pack | $36.10 | Add to Cart | |
| 28 | 56AX424 | O-ring | Sold as a 10-pack | $26.20 | Add to Cart | |
| 29 | 6AX1317X | Screw | Sold as a 5-pack | $28.38 | Add to Cart | |
| 30 | 35AX1542 | Washer | Sold as a 20-pack | $61.00 | Add to Cart | |
| 31 | 171MU52P18 | Yoke | $459.97 | Add to Cart | ||
| 32 | 233KD23 | Washer | — | Call for availability |
Shifter Components
Item 6Item 2Item 10Item 11Item 16Item 15Item 1Item 5Item 8Item 3Item 7Item 9Item 4Item 13Item 14Item 12Item 20Item 18Item 17Item 16Item 25Item 24Item 21Item 22Item 26Item 18Item 18Item 28Item 31Item 30Item 34Item 33Item 32Item 20Item 18Item 29Item 19Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 409KB161A | Assembly, Cover And Bushing | — | Call for availability | ||
| 2 | 136KC25BP1 | Interlock | — | Call for availability | ||
| 3 | 80AX762 | Bushing | Sold as a 2-pack | $30.86 | Add to Cart | |
| 4 | 629KB250 | Gasket (new Style) | Sold as a 5-pack | $29.92 | Add to Cart | |
| 4 | 646KB11 | Gasket | Sold as a 5-pack | $13.55 | Add to Cart | |
| 5 | 6AX1309X | Screw (3/8in-16 X 1-1/2in) | Interchanges with Mack 6AX870, Navistar 16923R91 | $2.67 | Add to Cart | |
| 6 | 79AX42 | Plug | Interchanges with Navistar 77597R1 | — | Call for availability | |
| 7 | 591KC2220 | Rail, Remote | — | Call for availability | ||
| 8 | 49AX230 | Plug | Interchanges with Mack 49AX96U, Navistar 1662470C1 | — | Call for availability | |
| 9 | 88AX311P4 | Seal | Sold as a 5-pack | $22.08 | Add to Cart | |
| 10 | 408KB114 | Assembly, Cover | — | Call for availability | ||
| 11 | 150KB147 | Bushing, Interlock | — | Call for availability | ||
| 12 | 618KB32A | Gasket | Sold as a 5-pack | $22.49 | Add to Cart | |
| 13 | 6AX1308X | Screw (3/8in-16 X 1-1/4in) | Interchanges with Mack 6AX874, Navistar 60001R91. Sold as a 5-pack | $19.35 | Add to Cart | |
| 14 | 37AX265 | Washer | Sold as a 10-pack | $23.50 | Add to Cart | |
| 15 | 107KD140 | Spring | Sold as a 5-pack | $19.20 | Add to Cart | |
| 16 | 48AX17 | Ball (1/2in Dia.) | Interchanges with Mack 48AX11. Sold as a 10-pack | $27.90 | Add to Cart | |
| 17 | 170KC259 | Lever | — | Call for availability | ||
| 18 | 7AX264X | Screw, Lock (dog Point) | Interchanges with Mack 7AX152. Sold as a 10-pack | $61.55 | Add to Cart | |
| 19 | 699KC2132C | Shifter, 1st/Reverse | Interchanges with Mack 699KC351 | $98.32 | Add to Cart | |
| 20 | 88AX370P3 | Seal | Interchanges with CHI 7414. Sold as a 10-pack | $51.25 | Add to Cart | |
| 21 | 413KB13 | Ball And Spring | — | Call for availability | ||
| 22 | 628KB124 | Gasket | Sold as a 10-pack | $25.60 | Add to Cart | |
| 23 | 6AX1359X | Screw (3/8in-16 X 1in) | Interchanges with Navistar 1670574C1 | $2.77 | Add to Cart | |
| 24 | 31AX612 | Pin | — | Call for availability | ||
| 25 | 107KD116 | Spring | Sold as a 5-pack | $15.75 | Add to Cart | |
| 26 | 591KC2234B | Rail, 1st/Reverse | — | Call for availability | ||
| 27 | 575KB398A | Fork, 1st | — | Call for availability | ||
| 28 | 575KB3112 | Fork, Reverse | — | Call for availability | ||
| 29 | 699KC2126C | Shifter, 2nd/3rd | $87.25 | Add to Cart | ||
| 30 | 591KC2216 | Rail, 2nd/3rd | — | Call for availability | ||
| 31 | 575KB2103 | Fork, 2nd/3rd | — | Call for availability | ||
| 32 | 575KB394H | Fork, 4th/5th | $209.52 | Add to Cart | ||
| 33 | 591KC2214A | Rail, 4th/5th | $932.86 | Add to Cart | ||
| 34 | 79AX35 | Plug (1in Welch) | — | Call for availability |
No parts match that search — try the part number with no dashes.
This is the illustrated parts breakdown for the Mack TRL-107 Transmission — every part in these diagrams, matched to our live inventory. We stock 91 of the 164 parts above; click any part number to view it, or add it straight to your cart. Click a number on any diagram to jump to that part.
More Mack parts manuals: Mack Transmission Parts Manuals · Mack Differential Parts Manuals