Mack Bell Housing Components Parts Manual
Bell Housing - Mack Application
Item 36Item 7Item 1Item 35Item 20Item 9Item 20Item 35Item 12Item 2Item 4Item 6Item 18Item 5Item 8Item 17Item 3Item 37Item 29Item 28Item 31Item 27Item 32Item 26Item 25Item 22Item 21Item 34Item 33Item 23Item 18Item 10Item 11Item 12Item 14Item 15Item 13Item 12Item 24Item 30Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 13RU3124 | Lever, Clutch Release | Interchanges with Mack 13RU1394 | $100.95 | Add to Cart | |
| 2 | 14RU265B | Lever, Adjusting (Straight Side Spline) | Interchanges with Mack 33MX316, Mack 25163390 | $141.52 | Add to Cart | |
| 2 | 4RU362 | Lever, Adjusting (Involute Spline) | Interchanges with Mack 33MX315, Mack 25155053 | $73.13 | Add to Cart | |
| 3 | 33MX43M4 | Lever, Clutch Release (Nss, Sold In Kit 85121549) | Call for availability | |||
| 4 | 37AX472U | Washer | Sold as a 10-pack | $21.80 | Add to Cart | |
| 5 | 21AX852 | Nut (3/8in-24) | Sold as a 5-pack | $21.67 | Add to Cart | |
| 6 | 36AX3 | Washer | Interchanges with Mack 4103-5001834876 | $1.33 | Add to Cart | |
| 7 | 80AX206 | Bushing (Clutch Release Lever) | Interchanges with Mack 25156099. Sold as a 10-pack | $166.65 | Add to Cart | |
| 8 | 7AX234 | Screw, Adjusting | Call for availability | |||
| 9 | 58AX88 | Spring, Clutch Return | Interchanges with Mack 57QL29312A. Sold as a 5-pack | $18.40 | Add to Cart | |
| 10 | 79AX60Z | Plug | Sold as a 5-pack | $21.50 | Add to Cart | |
| 11 | 604KC127 | Shaft (RH) | Interchanges with Dana 106C-1498, Navistar 1662768C1 | $19.52 | Add to Cart | |
| 11 | 604KC270A | Shaft (RH) | Interchanges with Mack 604KC261, Mack 604KC261AP1 | $42.65 | Add to Cart | |
| 11 | 604KC121P2 | Shaft (RH) (Fuller) | Interchanges with Dana 106C-1185, Navistar 229998R1 | $17.75 | Add to Cart | |
| 12 | 12815 | Bushing, Clutch Release Shaft | Interchanges with Navistar 268339C1, Mack 3088-230543 | $5.26 | Add to Cart | |
| 12 | 67AX303C | Bearing | $12.61 | Add to Cart | ||
| 13 | 88AX350P3 | Seal (Use W/Bearing W/O Int. Seal) | Interchanges with Mack 25624308, Mack 1458-12330. Sold as a 10-pack | $39.00 | Add to Cart | |
| 14 | 301KD315B | Yoke, Clutch Release | Interchanges with Mack 301KD315, Mack 301KD315A | $198.66 | Add to Cart | |
| 15 | 7AX264X | Screw, Lock (Dog Point) (2 Required) | Interchanges with Mack 7AX152, Mack 21078756. Sold as a 10-pack | $61.55 | Add to Cart | |
| 16 | 2104-106C939 | Shaft, Clutch Release (LH) | Interchanges with Dana 106C-939, Navistar 68816C1 | $53.44 | Add to Cart | |
| 16 | 604KC31 | Shaft, Clutch Release (Involute Spline) | $163.20 | Add to Cart | ||
| 16 | 604KC122P1 | Shaft, Clutch Release (LH) (Fuller) | Interchanges with Mack 2104-3306105, Mack 604KC38 | $80.92 | Add to Cart | |
| 17 | 441SZ459 | Washer, Fork (1/4in) | Call for availability | |||
| 17 | 43AX41 | Key, Woodruff | Interchanges with Mack 25108289. Sold as a 5-pack | $14.30 | Add to Cart | |
| 18 | 2AX321 | Screw | Call for availability | |||
| 19 | 711GC1100P6 | Washer | Interchanges with Mack 35AX1227, Navistar 213524R1 | Call for availability | ||
| 20 | 70AX38 | Extension, Spring (9-7/8in) (F Model) | Sold as a 5-pack | $21.58 | Add to Cart | |
| 20 | 70AX40 | Extension, Spring (10-5/8in) (R Model) | Sold as a 5-pack | $18.60 | Add to Cart | |
| 21 | 51KC359EP3 | Housing, Bell (Maxitorque) | $1,091.36 | Add to Cart | ||
| 22 | 36RU170 | Assembly, Hose (Lubrication) | (13-1/2in) (1/8in P.T.) | $21.98 | Add to Cart | |
| 22 | 36RU171 | Assembly, Hose (Lubrication) | (15in) (1/8in P.T.) | $25.99 | Add to Cart | |
| 22 | 42QE2308 | Assembly, Hose (Lubrication) | (10-1/4in) (1/8in P.T.). Interchanges with Mack 25173462 | $73.92 | Add to Cart | |
| 23 | 44AX98 | Fitting, Grease | Interchanges with Mack 4333-109460, Mack 44AX40 | $5.07 | Add to Cart | |
| 24 | 125596 | Yoke, Clutch Release | $155.86 | Add to Cart | ||
| 25 | 20AX30 | Nut (9/16in-18) | Sold as a 6-pack | $15.42 | Add to Cart | |
| 26 | 63AX531 | Fitting | Sold as a 5-pack | $47.60 | Add to Cart | |
| 27 | 63AX284 | Nipple, Pipe (1/8in Pipe) | Sold as a 10-pack | $54.29 | Add to Cart | |
| 28 | 63AX3654 | Elbow, Fitting (45 Degree) | Interchanges with Navistar 1676124C1. Sold as a 5-pack | $25.91 | Add to Cart | |
| 29 | Release Bearing Lubrication Kit | Kit, Release Bearing Lubrication | Includes (1) 819790, (1) 63AX531, (1) 20AX30, (1) 63AX284, (2) 12845, (1) 63AX3654 | $26.90 | Add to Cart | |
| 30 | 2104-105C137 | Yoke (Use W/Fuller Transmission) | Interchanges with Dana 105C-137, Mack 301KD27A | $54.53 | Add to Cart | |
| 31 | 44AX115 | Fitting, Grease | Interchanges with Navistar 109461 | $3.54 | Add to Cart | |
| 32 | 3088-12845 | Elbow, Fitting (1/8in X 1/8in) (90 Deg.) | Interchanges with BEN233567 | $5.13 | Add to Cart | |
| 33 | 84AX190 | Clevis (1/2in-20 Thread) (1/2in Pin) | Interchanges with BEN205948. Sold as a 5-pack | $22.99 | Add to Cart | |
| 34 | 33AX50 | Pin, Clevis | Interchanges with Mack 33AX105. Sold as a 5-pack | $17.50 | Add to Cart | |
| 35 | 35AX735 | Washer, Clutch Return Spring | Sold as a 2-pack | $15.32 | Add to Cart | |
| 36 | A-4348 | Bellhousing | Includes (8) 12815, (4) 819790. Use when mounting a Fuller Transmission to a Mack Engine. Interchanges with Navistar 579596C91 | $1,290.10 | Add to Cart | |
| 37 | 201SC15 | Kit, Bearing Lube | Includes (1) 36RU171 | $43.23 | Add to Cart | |
| 38 | 13RU3126 | Lever, Clutch Adjusting | Interchanges with Mack 25498216 | $157.79 | Add to Cart | |
| 38 | 13RU3162P3 | Lever, Clutch Release | $163.14 | Add to Cart | ||
| 38 | 13RU3126P4 | Lever, Clutch Release | $119.18 | Add to Cart | ||
| 39 | 33MX36M | Lever, Clutch Release | Interchanges with Mack 25167938 | $56.15 | Add to Cart |
Bell Housing Components
Item 1Item 2Item 3Item 4Item 4Item 5Item 6Item 7Item 8Item 9Item 10Item 11Item 12Item 13Item 14Item 15Item 16Item 17Item 17Item 18Item 1Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 20QL1118A | Insulator | Sold as a 4-pack | $34.19 | Add to Cart | |
| 1 | 20QL1175 | Insulator (Extra Oil Resistant) | Interchanges with Mack 20QL19310. Sold as a 4-pack | $38.35 | Add to Cart | |
| 2 | 158GB4609A | Bracket (Left) | Interchanges with Mack 158GB4181BP1, Mack 158GB4293 | $182.80 | Add to Cart | |
| 2 | 158GB4608A | Bracket (Right) | Interchanges with Mack 158GB4181BP2, Mack 158GB4292 | $204.15 | Add to Cart | |
| 3 | 27AM55 | Screw, Flanged Head (M20 X 2.5 X 180) | Sold as a 2-pack | $94.51 | Add to Cart | |
| 3 | 1AX191 | Screw (3/4in-16 X 4-1/2in) | Sold as a 4-pack | $46.20 | Add to Cart | |
| 3 | 1AX127 | Screw (3/4in-16 X 5in) | Sold as a 10-pack | $80.19 | Add to Cart | |
| 3 | 1AX339 | Screw (3/4in-16 X 5-1/2in) | Interchanges with Mack 1AX331, Mack 1AX260. Sold as a 5-pack | $30.28 | Add to Cart | |
| 3 | 1AX375 | Screw (3/4in-16 X 6in) | Sold as a 10-pack | $94.22 | Add to Cart | |
| 3 | 1AX201 | Screw (3/4in-16 X 6-1/4in) | Sold as a 10-pack | $70.29 | Add to Cart | |
| 3 | 1AX503 | Screw (3/4in-16 X 6-1/2in) | Sold as a 10-pack | $77.22 | Add to Cart | |
| 4 | 271AM5001 | Washer | Sold as a 10-pack | $102.80 | Add to Cart | |
| 4 | 15QD1132 | Washer (D) | Interchanges with Mack 35AX1373Z, Mack 35AX1373. Sold as a 10-pack | $43.33 | Add to Cart | |
| 5 | 191AM7 | Nut, Locking Flanged (M20 X 2.5) | Sold as a 6-pack | $191.27 | Add to Cart | |
| 5 | 21AX440 | Nut (3/4in-16) | Sold as a 4-pack | $11.32 | Add to Cart | |
| 6 | 20QL303 | Insulator (New Design) | Extra Oil Resistant | $35.38 | Add to Cart | |
| 7 | 20QL197 | Insulator, Auxiliary Trans (Front) | $28.25 | Add to Cart | ||
| 8 | 204SX216 | Kit, Rear Engine Mount | Includes (8) 20QL1118A, (4) 1AX201, (4) 21AX440, (8) 15QD1132 | $115.20 | Add to Cart | |
| 8 | 204SX216 | Kit, Rear Engine Mount (Premium) | Includes (8) 20QL1175, (4) 1AX201, (4) 21AX440, (8) 15QD1132 | $115.20 | Add to Cart | |
| 8 | Rear Engine Mount Kit | Kit, Rear Engine Mount | Includes (8) 20QL1118A, (4) 1AX375, (4) 21AX440, (8) 15QD1132. (Fuller Transmission) (CH Model) | $121.67 | Add to Cart | |
| 8 | 204SX389 | Kit, Rear Engine Mount | Includes (8) 20QL1118A, (4) 21AX440, (8) 15QD1132. (Use with Fuller Transmission) (R/RD Model) | $100.93 | Add to Cart | |
| 9 | 20QL37P4 | Insulator, Engine (Front/Aux) | Sold as a 2-pack | $44.39 | Add to Cart | |
| 9 | 8077380 | Bushing, Engine | $44.85 | Add to Cart | ||
| 10 | 20QL324M | Insulator, Transmission (Superliner) | Interchanges with Mack 20QL317M, Mack 20QL317AM. Sold as a 4-pack | $72.07 | Add to Cart | |
| 11 | Mack Rear Engine Mount Kit | Kit, Rear Engine Mount | Includes (2) 20QL47AM, (8) 35AX1368, (4) 171AM7 | $1,016.28 | Add to Cart | |
| 12 | 11QL4830 | Spacer, Transmission Mount (Right) | $139.87 | Add to Cart | ||
| 13 | 71RU21717M | Spacer, Mount (Used W/ 20QL47AM Mount) | $106.79 | Add to Cart | ||
| 14 | 20QL338M | Mount, Rear Engine | Newer CH/RD/RB Models | $171.20 | Add to Cart | |
| 15 | 20QL414M2 | Mount, Rear Engine | Call for availability | |||
| 15 | 20QL414M3 | Mount, Rear Engine | Call for availability | |||
| 15 | 20QL414M5 | Mount, Rear Engine | Call for availability | |||
| 15 | 20QL414M6 | Mount, Rear Engine | Call for availability | |||
| 15 | 20499469 | Mount, Rear Engine | $337.13 | Add to Cart | ||
| 15 | 20QL47AM | Mount, Rear Engine | Interchanges with Mack 20QL47M | $449.91 | Add to Cart | |
| 15 | 20499472 | Mount, Rear Engine | Interchanges with Mack 20QL414M | $301.75 | Add to Cart | |
| 16 | 11AM29 | Screw | M20 x 2.5 x 140 Hex Head, 10.9 w/ patch lock. Verify Per Truck S/N. Interchanges with Mack 2AM72. Sold as a 4-pack | $161.70 | Add to Cart | |
| 17 | 35AX1368 | Washer | Sold as a 10-pack | $68.64 | Add to Cart | |
| 18 | 171AM7 | Nut (M20 X 2.5 X 30) | Sold as a 5-pack | $38.28 | Add to Cart |
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This is the illustrated parts breakdown for the Mack Bell Housing Components, with every part in these diagrams matched to our live inventory. We stock 80 of the 89 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