Crown Automotive Manual Transmission Synchro Blocking Rings

3.5 out of 5 stars 2 Customer Reviews

Worn teeth just don't have the same bite. Crown Automotive manual transmission synchro blocking rings replace those with "dull" teeth to help restore shifting performance. Steel or brass synchronizer rings are available individually, as a set, or packaged with keys and springs. Choose the quality and value of Crown synchro blocking rings to once again enjoy grind-free shifts.

Showing In Stock Items. Show All 19 Items.

Results 1 - 13 of 13

Crown Automotive Manual Transmission Synchro Blocking Rings J0991021

Manual Transmission Synchro Blocking Ring, Brass, Natural, T-15, Each

Part Number: CWA-J0991021

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings J8127415

Manual Transmission Synchro Blocking Rings, Brass, Natural, SR4, T5, Pair

Part Number: CWA-J8127415

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 4874405

Manual Transmission Synchro Blocking Ring, Steel, Natural, New Venture 3500, Each

Part Number: CWA-4874405

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings for 1976-1979 CJ5, CJ7 - J8136653

Manual Transmission Synchro Blocking Ring, Brass, Natural, T-150, Each

Part Number: CWA-J8136653

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 83300046

Manual Transmission Synchro Blocking Ring, Brass, Natural, T150, T-176, T-177, Each

Part Number: CWA-83300046

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings J0991020

Manual Transmission Synchro Blocking Ring, Brass, Natural, Borg Warner T-14, Each

Part Number: CWA-J0991020

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 4637533

Manual Transmission Synchro Blocking Ring, Brass, Natural, AX-15, Each

Part Number: CWA-4637533

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings for 2003-2004 LIBERTY, WRANGLER - 5013366AA

Crown Automotive Manual Transmission Synchro Blocking Rings for 2003-2004 LIBERTY, WRANGLER - 5013366AA

Manual Transmission Synchro Blocking Ring, Brass, Natural, New Process 2500, Each

Part Number: CWA-5013366AA

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 5013368AA

Manual Transmission Synchro Blocking Ring, Brass, New Process 2500, New Venture 1500, New Venture 3550, Each

Part Number: CWA-5013368AA

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings J0640397

Manual Transmission Synchro Blocking Ring, Brass, Natural, T90, Each

Part Number: CWA-J0640397

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 83500566

Manual Transmission Synchro Blocking Ring, Brass, Natural, AX4, AX5, Each

Part Number: CWA-83500566

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 83500567

Manual Transmission Synchro Blocking Ring, Brass, Natural, AX4, AX5, Each

Part Number: CWA-83500567

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Crown Automotive Manual Transmission Synchro Blocking Rings 4741277

Manual Transmission Synchro Blocking Ring, Brass, Natural, New Venture 3550, Each

Part Number: CWA-4741277

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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