Flywheels

Caterpillar
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
1265875 |
C7/3116/3126 Flat 134 tooth |
53 | 206 / 305 | 1631387 | 17″ | 8 Bolt Holes & 1 Dowel |
2569653 |
C15, C16, C18, 3406, 3406E Flat 113 tooth |
93 | 306 | 2569651 | 20″ | 12 Bolt Holes |
2W4199 |
3306 Deep Pot 14″ clutch 156 tooth |
107 | ||||
4P4613 | 3306 Flat 156 tooth (2W6834, 7C4956) | 100 | 306 | 7N9146 | 20″ | 9 Bolt Holes |
4P4797 |
3406/3406E/C15 Flat 113 tooth |
103 | 306 | 4N2514 | 20″ | 12 Bolt Holes |
4P8515 |
C9/ C10 /C11/ C12 /C13 / 3176 Flat 113 tooth |
83 | 306 | 4N2514 | 20″ | 8 Bolt Holes |
9L6392 | 3208 Flat 134 tooth (use 9Y9311) | 54 | 206 / 305 | 9L8113 | 17″ | 10 Offset Bolt Holes |
9Y9311 | 3208 Flat 134 tooth | 56 | 206 / 305 | 9L8113 | 17″ | 10 Offset Bolt Holes |
9Y9313 | 3208 Tower 134 tooth | 60 | 205 (2″) | 9L8113 | 17″ | 10 Offset Bolt Holes |
Cummins
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
135597L | N14 / NT855 10″ Bore | 97 | 306 | 4851 | 20″ | 6 Bolt Holes & 2 Threaded |
3016495 |
NT855 Pot 103 Tooth |
104 | 306 | 4797 | 17″ | 6 Bolt Holes & 2 Threaded |
3021660 |
N14 / NT855 Flat 103 tooth |
100 | 306 | 4797 | 17″ | 6 Bolt Holes & 2 Threaded |
3039230 | M11 Flat 103 tooth | 71 | 306 | 4797 | 17″ | |
3016481 | NH/NT 855 118 tooth | 6 Bolt Holes | ||||
3042787 |
L10 / M11 Pot 103 tooth |
82 | 306 | 4797 | 17″ | 8 Bolt Holes & 2 Threaded |
3071535 |
N14 / NT855 Flat 103 tooth |
94 | 306 | 4797 | 17″ | 6 Bolt Holes & 2 Threaded |
3071615 | M11 Flat 103 tooth | 71 | 306 | 4797 | 17″ | 8 Bolt Holes & 2 Threaded |
3287008 | B Series, ISB, 3.9, 5.9, 6.7 Flat 159 tooth |
71 | 3901774 | 8 Bolt Holes | ||
3680922 |
ISX Signature 600 Flat 113 tooth |
81 | 306 | 3680913 | 20″ | 12 Bolt Holes |
2512314 | C-10, C-13 | |||||
2864853 | ISX 12 | |||||
3693466 | X15 with Endurant Trans. |
Cummins
PLEASE NOTE: The 5.9 & 8.3 have the same casting #’s one popular is 3908574, 5445608, 3977281
You MUST verify ring gear thickness, location offset and tooth #
Must get engine serial # three #’s

Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
3906807 |
8.3L C-Series Flat 173 tooth |
60 | 206 / 305 | 3903309 |
.540 THICK 17″ |
8 Bolt Holes |
3912913 |
8.3L C-Series Flat 138 tooth 6206/6305 |
60 | 206 / 305 | 3908546 |
.610 THICK 17″ |
8 Bolt Holes |
3914432 | 3.9L & 5.9L B Series Flat | 58 | ||||
3921263 |
5.9L B Series Flat 173 tooth
|
60 | .540 THICK | 8 Bolt Holes | ||
3922645 |
8.3L C Series Flat 138 tooth (Ref.# 3922644) This flywheel has very thick ring gear, that is it’s characteristic. |
206 / 305 | 3902127 | .875 THICK | 8 Bolt Holes | |
3946387 | 5.9L B Series Dodge w/ 12.25″ or 13″ clutch | 60 | ||||
3902728 | (3935205) | |||||
3908569 | 159 tooth (3902728, 3908570) | |||||
3943729 | 138 tooth for a 15.5″ clutch (3943728) | |||||
398060 | Tooth 152 | 64 | 8 Bolt Holes | |||
3974147 |
8.3L SAE2 13″ & 14″ Clutch (3977281) 138 tooth |
3796903 | .560 thick | 8 Bolt Holes | ||
4933464 | For 11″ over center unit (B series) | |||||
4933487 | 158 Tooth (3942729, 4933483) 15.5″ Clutch | 3907308 | ||||
49333490 | 158 Tooth (3907308) 14″ Clutch | 3907308 | ||||
5015709AA | 5.9L B Series Flex Plate Dodge 89-06 w/Automatic | 8 |
Detroit Diesel
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
8922126 |
8.2L FLAT 138 tooth 70’S & 80’S Ford Medium Duty |
65 | 205 | 5116302 | 17″ | 8 Bolt Holes |
23507442 | 60 Series Flat 118 tooth | 97 | 306 | 5166664 | 20″ | 12 Bolt Holes |
23507975 | 60 Series Flat 118 tooth-Valeo 17″ clutch | 96 | ||||
23509709 |
60 Series Flat 118 tooth 10″ bore |
94 | 306 | 5166664 | 20″ | 12 Bolt Holes |
23514177 |
60 Series Flat 118 tooth 10″ bore (lighter design) |
89 | 306 | 5166664 | 20″ | 12 Bolt Holes |
4720300305 | DD-13 & DD-15 Flat (160 Tooth) | 90 | 4030320305 | 12 Bolt Holes & 1 Dowel | ||
4710307005 | DT (150 Teeth) | |||||
4710306605 | DT12 (160 Teeth) |
Ford/Sterling
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
802445 |
466 cu. in 7.3 155 tooth |
40 | ||||
D2TE6380CA | 390 gas Double disc clutch 188 tooth | 50 | ||||
E5TZ6375G | 6-cyl. Gass Eng. Flat 13″ clutch 180 tooth | 45 | ||||
E5TZ6375J |
361 to 429 Gas Eng. 11-12, & 13″ Clutch 180 tooth (D9TE6380BB) |
50 | ||||
E7HZ6375A | 6.6/7.8 Diesel Flat 138 tooth | 71 | 206/305 | E6HZ6384 | 17″ | 8 Bolt Holes |
E8TA6477AA | 7.3L Diesel 12″ 155 Tooth | 45 | ||||
E8TZ6375D | 6 Cyl & V-8 Gas Eng. 10 & 11″ 164 Tooth | 30 | ||||
F8ZA6375DB | 7.3L Diesel 13″ Clutch 155 Tooth | 50 | ||||
F3TA6477CA | Diesel Eng. 12″ Clutch | 40 |
GMC / Chevrolet
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
10101158N | 454 V-8 Gas Flat | 45 | ||||
10101165N | 366/427 V-8 Gas Flat – 197 Tooth | 45 | ||||
10110351N | V-8 Gas Flat | 45 | ||||
10110850 | V-8 Gas Flat 13″ Clutch 197 Tooth | 45 | ||||
10237659N | V-8 Gas Flat (204 Tooth) | 45 | ||||
12551555 | V-8 Gas Flat | 45 | ||||
12552486 | V-8 Gas Flat (197 Tooth) 168400 (7.0 & 7.4L) (1994-1998 on 7.0L 1999-2000 on 7.4L |
45 | Has a small counter balance weight cast into back of f/w | |||
12552488N | V-8 Gas Flat | 45 | ||||
12556799 | 6.5 Diesel Flat 12″ Clutch 139 Tooth | 38 | ||||
12574404 | 494 V-8 Gas Flat (8.1L) (2002-2009) 197 Tooth Count | 45 | 6 bolt holes & has dowel pins for cover to mount to | |||
12574405 | V-8 Flat | 45 | ||||
427 V-8 Gas Flat – 6 mtg. bolts 197 count | 45 | |||||
14088673N | V-8 Gas Flat | 45 | ||||
14002022N | 427-454 Gas 204 tooth | |||||
3768685 | V-8 Gas Flat | 45 | ||||
3821092 | V-8 Gas Flat | 45 | ||||
3986183 | V-8 Gas Flat 13″ Clutch 197 tooth (V2030) 1983-1990 366/6.0L (3986184) |
48 | 16.5″ | 7 Bolt Holes | ||
3986186N | 366 / 427 V-8 Gas Flat | 45 |
Mack
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
530GB3142 |
675 / 676 Flat 118 tooth 10″ Bore |
80 | 306 | 673GB222 | 20″ | 6 Bolt Holes |
530GB3145M |
E7 Flat w/timing marks 118 tooth |
81 | 306 | 673GB222 | 20″ | 6 Bolt Holes & 1 Dowel |
530GB3170M |
E7 E-Tech Flat 117 tooth 2 notched *530GB544AM |
81 | 306 | 673GB35 | 20″ | 6 Bolt Holes & 1 Dowel |
530GB4380P2 | 675 Pot Design 118 tooth | 125 | 306 | 673GB222 | 20″ | 6 Bolt Holes |
21514061 | MP7 153 Tooth | 12 Bolt Holes & 1 Dowel | ||||
21514063 | MP7 w/ Allison Automatic Volvo | |||||
21514067 | MP8 (153 Tooth) Must Verify Lip! | 14 Bolt Holes & 1 Dowel | ||||
21184666 | I-Shift D13/MP8 | |||||
20508823 | VED16 & MP10 | 20711956 |
Mercedes MBE
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
9060307005 | Flat 146 tooth Pilot Bearing 6006 | 63 | 8 bolt holes & 1 Dowel | |||
4600300305 |
Flat 160 tooth 4600320051 Bearing Spacer. 206 Bearing. *46300103, 4600320001, 4570300159, 4600300205 |
84 |
Navistar International
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
1809144C91 |
6.9L / 7.3L Flat 137 tooth |
46 | 205 | 180777C91 | 17″ | 9 Bolt Holes |
1810855C93 |
DT466 A-B-C- Flat 138 tooth (1975-1996) |
55 | 205 | 1815440C1 | 17″ | 8 Bolt Holes |
1818214C91 | 7.3L / 444E Flat 137 tooth (drilled for 13″ & 14″) | 46 | 206 / 305 | 180777C91 | 17″ | 10 Bolt Holes |
1821915C91 | DT466E Flat 138 tooth (Ref# 1821916C1) | 59 | 1815440C1 | 17″ | 12 Bolt Holes | |
1821919C91 | DT466E 14″ Pot Style 138 Tooth | 1815440C1 | 12 Bolt Holes | |||
1830107C1 | Flex Plate | 14 | ||||
1843120C91 | 6.0L VT 365 Flat | 52 | 1815440C1 | 17″ | 10 Bolt Holes 1 Dowell | |
151115R31 | V345/392 Flat 15115r31 – 192 Tooth | 35 | ||||
433067C92 | 9.0L Flat | 35 | ||||
7099738C91 | MaxForce13 148 Tooth | 1822242C1 | 10 Bolt Holes |
Paccar
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
1733593 |
MX 13-167 Tooth |
104 |
Volvo
Part # | Description | Weight | Pilot | Ring Gear | Gear Dia. | Mounting |
---|---|---|---|---|---|---|
20730056 | VED12 Flat 153 tooth |
85 | 306 | 20711957 | 19.5″ | 14 Bolt Holes & 1 Dowel |
21184666 | I-Shift D13/MP8 | |||||
21514061 | Volvo D12 & Mack MP7 153 Tooth Count |
12 Bolt Holes & 1 Dowel | ||||
21514067 | D13 & MP8 Also (VN13 & VHD13) 153 Tooth Count |
14 Bolt Holes & 1 Dowel | ||||
20508823 | VED16 & MP10 |