Distributor Gears

On vehicles with mechanical spark timing, the distributor gear sits at the bottom of the distributor’s shaft, where it meshes with the gear on the camshaft. This...

On vehicles with mechanical spark timing, the distributor gear sits at the bottom of the distributor’s shaft, where it meshes with the gear on the camshaft. This gear can wear out over time, or you might need one that’s compatible with a new camshaft. To maintain proper timing, grab your new distributor gear right here at Summit Racing Equipment!

Gear Materials

If the distributor gear is softer than the cam, it’ll wear out quickly. If it’s harder than the cam, the cam gear will wear out (which is a more expensive repair). Ideally, the distributor gear should be slightly softer.

Distributor gears are...

Gear Materials

Distributor gears are available in four different materials: composite (light, durable, and soft), bronze (for use with billet steel cams), cast iron (for use with cast iron, flat tappet cams), and melonized or hardened steel (the hardest material, used for OEM replacements). For a more complete explanation of the materials and their compatibility, check out our Help Center article.

Top Brands

For this critical link in your timing, don’t settle for less than the best! Summit carries distributor gears from all of the top brands in automotive performance, including COMP Cams, MSD, ACDelco, Dorman, Howards Cams, Proform, Mallory, Lunati, and many more.

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Results 1 - 25 of 49

Summit Racing™ Distributor Gears SUM-850476

Distributor Gear, Oil Pump Drive Gear, Melonized, 0.428 in. Diameter Shaft, Chevy Gen II LT1/LT4, V8, Stock GM#19052845, Each

Part Number: SUM-850476

Not Yet Reviewed

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Summit Racing™ Distributor Gears SUM-850466-M

Distributor Gear, Melonized, 0.491 in. Shaft, Chevy, Small, Big Block, Each

Part Number: SUM-850466-M

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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PRW Bronze Distributor Gears 70350491

DISTRIBUTOR GEAR, BRONZE, CHEV 262-454 1955-00, 0.491"

Part Number: PQX-70350491

Not Yet Reviewed

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PRW Bronze Distributor Gears 70262491

DISTRIBUTOR GEAR, BRONZE, CHEV 262-454 1955-00, 0.491", Reverse Rotation

Part Number: PQX-70262491

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Edelbrock Pro-Flo 4 EFI and Max-Fire Bronze Distributor Gears 22737

Edelbrock Pro-Flo 4 EFI and Max-Fire Bronze Distributor Gears 22737

Distributor Gear, 0.500 in Shaft, 1.249 Outer Diameter, Bronze, SBC, BBC, V8, V6, Chevy, Each

Part Number: EDL-22737

Not Yet Reviewed

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MSD Bronze Distributor Gears 8471

Distributor Gear, Aluminum, Bronze, Race, .500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: MSD-8471

4.69 out of 5 stars ( 36 )

Estimated Ship Date: Tomorrow

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COMP Cams Melonized Distributor Gears 410M

Distributor Gear, Melonized, 0.500 in. Diameter Shaft, Chevy, Each

Part Number: CCA-410M

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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COMP Cams Melonized Distributor Gears 412M

Distributor Gear, Melonized, 0.491 in. Diameter Shaft, Chevy, Each

Part Number: CCA-412M

4.53 out of 5 stars ( 15 )

Estimated Ship Date: Tomorrow

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MSD Iron Distributor Gears 8531

Distributor Gear, Melonized, 0.500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: MSD-8531

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Distributor Gears SUM-850467-M

Distributor Gear, Melonized, 0.500 in. Shaft, Chevy, Small, Big Block, Each

Part Number: SUM-850467-M

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Bronze Distributor Gears SUM-850470

Distributor Gear, Aluminum, Bronze, Race, 0.500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: SUM-850470

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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COMP Cams Composite Distributor Gears 12140

Distributor Gear, Composite, Carbon Ultra-Poly, .500 in. Diameter Shaft, Chevy, Small Block, Big Block, Each

Part Number: CCA-12140

3.97 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Howards Cams Composite Distributor Gears 94402

Distributor Gear, Carbon Ultra Fiber, .491 in. Diameter Shaft, Chevy, Big/Small Block, Each

Part Number: HRS-94402

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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COMP Cams Composite Distributor Gears 12200

Distributor Gear, Composite, Carbon Ultra-Poly, .491 in. Diameter Shaft, Chevy, Small Block, Big Block, Each

Part Number: CCA-12200

4.33 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Howards Cams Composite Distributor Gears 94407

Distributor Gear, Carbon Ultra Fiber, .500 in. Diameter Shaft, Big/Small Block, Each

Part Number: HRS-94407

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Bronze Distributor Gears SUM-850471

Distributor Gear, Aluminum, Bronze, Race, 0.491 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: SUM-850471

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Davis Unified Ignition Melonized Distributor Gears 1045

Distributor Gear, Melonized, 0.491 in. Diameter Shaft, for GM Factory Roller Camshafts, Chevy, Small Block, Big Block, V6, Each

Part Number: DUI-1045

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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PRW Melonized Distributor Gears 70265491

DISTRIBUTOR GEAR, IRON, GM HEI CHEV Gen I SB V8, CHEV BB Mk IV/V, W BB 348-409, GM V6, Cadillac, Melonized, 0.491" I.D.

Part Number: PQX-70265491

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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MSD Bronze Distributor Gears 8472

Distributor Gear, Aluminum, Bronze, Race, .006 in. Oversize,.500 in. Dia. Shaft, Chevy, Small, Big Block, V6

Part Number: MSD-8472

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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MSD Iron Distributor Gears 8561

Distributor Gear, Iron, Roll Pin Included, .500 in. Dia., Shaft, Chevy V-8, Each

Part Number: MSD-8561

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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COMP Cams Bronze Distributor Gears 412

Distributor Gear, Aluminum, Bronze, Race, .491 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: CCA-412

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Distributor Gears SUM-850468

Distributor Gear, Melonized, 0.430 in. Diameter Shaft, Small Block, Big Block, Each

Part Number: SUM-850468

3.5 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Allstar Performance Bronze Distributor Gears ALL81310

Distributor Gear, Aluminum, Bronze, .491 in. Diameter Shaft, Chevy Small/Big Block, Each

Part Number: AAF-ALL81310

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Howards Cams Distributor Gears 94409

Distributor Gear, Steel, 0.500 in. Diameter Shaft, Chevy, Big/Small Block, Each

Part Number: HRS-94409

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Bronze Distributor Gears 410

Distributor Gear, Aluminum, Bronze, Race, .500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: CCA-410

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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