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About Belts
Measure your old V-belt, timing belt, or pulleys to find the right belt replacement if you don’t know the trade size.
Ultra-High-Torque GT Timing Belts
Wd., mm | Outer Circle, mm | No. of Teeth | Pitch, mm | Reinforcement Material | Tooth Finish | Temp. Range, ° F | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|
Abrasion-Resistant Urethane Rubber | ||||||||||
8MGT Trade Size | ||||||||||
| 12 | 416 | 52 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K191 | 000000 | ||
| 12 | 640 | 80 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K109 | 00000 | ||
| 12 | 720 | 90 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K11 | 00000 | ||
| 12 | 800 | 100 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K111 | 00000 | ||
| 12 | 896 | 112 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K112 | 00000 | ||
| 12 | 1,000 | 125 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K113 | 00000 | ||
| 12 | 1,040 | 130 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K192 | 00000 | ||
| 12 | 1,120 | 140 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K114 | 00000 | ||
| 12 | 1,200 | 150 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K193 | 00000 | ||
| 12 | 1,280 | 160 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K116 | 000000 | ||
| 12 | 1,440 | 180 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K117 | 000000 | ||
| 12 | 1,600 | 200 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K118 | 000000 | ||
| 12 | 1,760 | 220 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K194 | 000000 | ||
| 12 | 1,792 | 224 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K195 | 000000 | ||
| 12 | 2,000 | 250 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K196 | 000000 | ||
| 12 | 2,240 | 280 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K197 | 000000 | ||
| 21 | 416 | 52 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K198 | 00000 | ||
| 21 | 640 | 80 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K137 | 000000 | ||
| 21 | 720 | 90 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K138 | 000000 | ||
| 21 | 800 | 100 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K139 | 000000 | ||
| 21 | 896 | 112 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K14 | 000000 | ||
| 21 | 1,000 | 125 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K141 | 000000 | ||
| 21 | 1,040 | 130 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K199 | 000000 | ||
| 21 | 1,120 | 140 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K142 | 000000 | ||
| 21 | 1,200 | 150 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K201 | 000000 | ||
| 21 | 1,280 | 160 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K144 | 000000 | ||
| 21 | 1,440 | 180 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K145 | 000000 | ||
| 21 | 1,600 | 200 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K146 | 000000 | ||
| 21 | 1,760 | 220 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K202 | 000000 | ||
| 21 | 1,792 | 224 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K203 | 000000 | ||
| 21 | 2,000 | 250 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K204 | 000000 | ||
| 21 | 2,240 | 280 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K205 | 000000 | ||
| 36 | 1,040 | 130 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K207 | 000000 | ||
| 36 | 1,200 | 150 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K208 | 000000 | ||
| 36 | 1,760 | 220 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K209 | 000000 | ||
| 36 | 1,792 | 224 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K21 | 000000 | ||
| 36 | 2,000 | 250 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K211 | 000000 | ||
| 36 | 2,240 | 280 | 8 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K212 | 000000 | ||
14MGT Trade Size | ||||||||||
| 20 | 994 | 71 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K23 | 000000 | ||
| 20 | 1,120 | 80 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K231 | 000000 | ||
| 20 | 1,190 | 85 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K232 | 000000 | ||
| 20 | 1,260 | 90 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K233 | 000000 | ||
| 20 | 1,400 | 100 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K234 | 000000 | ||
| 20 | 1,568 | 112 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K235 | 000000 | ||
| 20 | 1,610 | 115 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K236 | 000000 | ||
| 20 | 1,750 | 125 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K237 | 000000 | ||
| 20 | 1,890 | 135 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K238 | 000000 | ||
| 20 | 1,960 | 140 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K239 | 000000 | ||
| 37 | 994 | 71 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K24 | 000000 | ||
| 37 | 1,120 | 80 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K241 | 000000 | ||
| 37 | 1,190 | 85 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K242 | 000000 | ||
| 37 | 1,260 | 90 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K243 | 000000 | ||
| 37 | 1,400 | 100 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K244 | 000000 | ||
| 37 | 1,568 | 112 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K245 | 000000 | ||
| 37 | 1,610 | 115 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K246 | 000000 | ||
| 37 | 1,750 | 125 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K247 | 000000 | ||
| 37 | 1,890 | 135 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K248 | 000000 | ||
| 37 | 1,960 | 140 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K249 | 000000 | ||
| 68 | 994 | 71 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K25 | 00000000 | ||
| 68 | 1,120 | 80 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K251 | 00000000 | ||
| 68 | 1,190 | 85 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K252 | 00000000 | ||
| 68 | 1,260 | 90 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K253 | 00000000 | ||
| 68 | 1,400 | 100 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K254 | 00000000 | ||
| 68 | 1,568 | 112 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K255 | 00000000 | ||
| 68 | 1,610 | 115 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K256 | 00000000 | ||
| 68 | 1,750 | 125 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K257 | 00000000 | ||
| 68 | 1,890 | 135 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K258 | 00000000 | ||
| 68 | 1,960 | 140 | 14 | Carbon Fiber | Nylon Coated | -65 to 185 | 7904K259 | 00000000 | ||
Ultra-High-Torque GT Timing Belt Pulleys
For Bushing | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Max. Belt Wd., mm | Pitch, mm | No. of Teeth | Bore Type | Type | Trade No. | Pitch Dia., mm | No. of Flanges | Each | |||
For 8MGT Trade Size | |||||||||||
Steel | |||||||||||
| 12 | 8 | 22 | Bushing | Taper Lock | 1008 | 56 | 2 | 7970K11 | 0000000 | ||
| 21 | 8 | 22 | Bushing | Taper Lock | 1008 | 56 | 2 | 7970K15 | 000000 | ||
Iron | |||||||||||
| 12 | 8 | 36 | Bushing | Taper Lock | 1610 | 92 | 2 | 7970K12 | 000000 | ||
| 12 | 8 | 45 | Bushing | Taper Lock | 2012 | 115 | 2 | 7970K13 | 000000 | ||
| 21 | 8 | 36 | Bushing | Taper Lock | 1610 | 92 | 2 | 7970K16 | 000000 | ||
| 21 | 8 | 45 | Bushing | Taper Lock | 2012 | 115 | 2 | 7970K17 | 000000 | ||
| 36 | 8 | 32 | Bushing | Taper Lock | 1210 | 81.5 | 2 | 7970K101 | 000000 | ||
| 36 | 8 | 36 | Bushing | Taper Lock | 1610 | 91.7 | 2 | 7970K102 | 000000 | ||
| 36 | 8 | 45 | Bushing | Taper Lock | 2012 | 114.6 | 2 | 7970K103 | 000000 | ||
For 14MGT Trade Size | |||||||||||
Iron | |||||||||||
| 20 | 14 | 28 | Bushing | Taper Lock | 2012 | 124.8 | 2 | 7970K104 | 000000 | ||
| 20 | 14 | 40 | Bushing | Taper Lock | 2517 | 178.3 | 2 | 7970K105 | 000000 | ||
| 20 | 14 | 60 | Bushing | Taper Lock | 3525 | 267.4 | 2 | 7970K106 | 000000 | ||
| 37 | 14 | 28 | Bushing | Taper Lock | 2012 | 124.8 | 2 | 7970K107 | 000000 | ||
| 37 | 14 | 40 | Bushing | Taper Lock | 3020 | 178.3 | 2 | 7970K108 | 000000 | ||
| 37 | 14 | 60 | Bushing | Taper Lock | 3525 | 267.4 | 2 | 7970K109 | 000000 | ||
| 68 | 14 | 29 | Bushing | Taper Lock | 2517 | 129.2 | 2 | 7970K111 | 000000 | ||
| 68 | 14 | 40 | Bushing | Taper Lock | 3020 | 178.3 | 2 | 7970K112 | 000000 | ||
| 68 | 14 | 60 | Bushing | Taper Lock | 3525 | 267.4 | 2 | 7970K113 | 000000 | ||





























