A selection of replacement parts for Cobra®. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.
Add the quantities required for each item, then click "Add to Cart" before proceeding to the next page
| Replacement Parts | Price | Quantity | ||
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- Replaces - BB 3.97-7.94-3.18 Replacement Bearing - Economy Bearing Deleted Item. Available while stocks last. Double PTFE low-friction sealed economy bearing R155A-TTS-ECO (Each) Deleted Item. Available while stocks last. Double PTFE low-friction sealed economy bearing Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.00
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320 Available Now
-> Only the available quantity may be ordered online. No backorders.
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- Replaces - BB 3.97-7.94-3.18 Replacement Bearing - Stainless Bearing Shielded Option Double shielded P6 precision stainless steel bearing SR155A-ZZS-MC3-JP6 (Each) Double shielded P6 precision stainless steel bearing Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing |
$15.50
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Temporarily Out Of Stock
-> Backorder now for delivery around Aug 26, 2026
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- Replaces - BB 4.76-9.53-3.18 Replacement Bearing - Economy Bearing Sealed Option Deleted Item. Available while stocks last. R166-2RB-ECO (PK-5) Deleted Item. Available while stocks last. Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.56
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10 (50 pcs) Available Now
-> Only the available quantity may be ordered online. No backorders.
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- Replaces - BB 4.76-9.53-3.18 Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option Deleted Item. Available while stocks last. R166-CSN-ZZS-ACO-ECO (Each) Deleted Item. Available while stocks last. Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing |
$3.04
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93 Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||
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- Replaces - BB 4.76-9.53-3.18 Replacement Bearing - Economy Bearing Shielded Option Double shielded economy bearing R166-ZZS-ECO (PK-2) Double shielded economy bearing Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.86
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36 (72 pcs) Available Now
-> Orders for more than 36 can be expected around Aug 13, 2026
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Economy Bearing Sealed Option Deleted Item. Available while stocks last. R168-2RB-ECO (PK-2) Deleted Item. Available while stocks last. Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.89
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29 (58 pcs) Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Economy Bearing Shielded Option Double shielded economy bearing R168-ZZS-ECO (PK-5) Double shielded economy bearing Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$4.95
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12 (60 pcs) Available Now
-> Orders for more than 12 can be expected around Aug 13, 2026
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Standard Flanged Bearing Shielded Option Double shielded flanged bearing FR168-ZZS-MC3 (Each) Double shielded flanged bearing Single Row Ball Bearings - 6.35x9.525x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing |
$2.77
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64 Available Now
-> Orders for more than 64 can be expected around Aug 19, 2026
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Economy Bearing Shielded Option Double shielded flanged economy bearing FR168-ZZS-ECO (Each) Double shielded flanged economy bearing Single Row Ball Bearings - 6.35x9.525x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing |
$2.05
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111 Available Now
-> Orders for more than 111 can be expected around Aug 13, 2026
View Entire Category: | ||||
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- Replaces - BB 6.35-9.53-3.18 Replacement Bearing - Stainless Bearing Shielded Option Double shielded stainless steel bearing SR168-ZZS-MC3 (Each) Double shielded stainless steel bearing Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing |
$4.95
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76 Available Now
-> Orders for more than 76 can be expected around Aug 19, 2026
View Entire Category: | ||||
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- Replaces - BB 9.53-15.88-3.97 Replacement Bearing - Economy Bearing Shielded Option Deleted Item. Available while stocks last. R11012-ZZS-ECO (Each) Deleted Item. Available while stocks last. Single Row Ball Bearings - 9.525x15.875x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$5.00
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87 Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||
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- Replaces - BB 9.53-15.88-3.97 Replacement Bearing - Economy Bearing Sealed Option Double blue rubber sealed economy bearing R11012-2RB-ECO (Each) Double blue rubber sealed economy bearing Single Row Ball Bearings - 9.525x15.875x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.23
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1802 Available Now
-> Orders for more than 1802 can be expected around Aug 13, 2026
View Entire Category: | ||||