This aftermarket drive gear numbered 497006 receives precise CNC machining to fit Delco 40MT, 42MT and 50MT DD heavy-duty starters. Constructed from quenched alloy steel with full-depth surface hardening, it stands up to repeated powerful torque spikes and long-term friction in industrial and commercial working conditions. It serves as a reliable spare part to replace cracked or severely worn factory starter pinions. After precise installation, it delivers smooth gear meshing and steady cranking power for heavy trucks, construction machinery and commercial fleets with Delco MT starters.
Compatibility: Delco 40MT, 42MT, 50MT Series DD Starters.
Replacement Numbers: OEM: 497006, 54-1207, 489345.
Specifications: Teeth (T): 11; Gear Diameter (G): 56.7mm; Length (L): 44.7mm; Inner Diameter (ID): 23.8mm; Rotation: Counterclockwise (CCW).
Drive Gear 497006 for Delco 40/42/50MT DD
US$ 15.00 / 1 Piece
1Piece Minimum order
Brand:
xiaoxibian
oem:
497006
Rated Voltage::
Quenched alloy steel with full-depth surface hardening, superior impact and abrasion resistance
Fitment::
CNC precision machined tooth profile, consistent with OEM specs for direct bolt-on fitting
About this item
- . Direct-fit starter pinion exclusively matched to Delco 40/42/50MT DD heavy-duty starter units. For Delco 40MT, 42MT, 50MT Series DD Starters.
- . Heat-treated gear teeth resist intense torque shocks during frequent heavy-duty engine cranking cycles. T=11, G=56.7, L=44.7, ID=23.8, CCW rotation.
- Strict dimensional production adheres to factory blueprint standards of component number 497006. Replaces OEMs 54-1207, 489345.
- Ultra-smooth tooth surfaces lower meshing noise and avoid tooth breakage under high startup loads. Suits counterclockwise starter systems.
- Tight dimensional tolerances enable fast swap of worn original drive gears on Delco MT series starters. Ensures starter drive performance.
Ruian Huasheng Auto Parts Co.,Ltd
2 years
China
Avg Response Time: ≤24 h
Business Type: Car parts
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Ruian Huasheng Auto Parts Co.,Ltd
| Address | Baotian Industrial Zone,Tangxia Town,Ruian City | ||||
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