A selection of replacement parts for FSR. 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 - FSR Bullet Modified Losi: BB 4-8-3 FSR Bullet Modified Losi: Bearing - Standard Bearing Shielded Option Replacement Part: MR84A-ZZ-MC3 (Each) Double shielded standard bearing Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.59
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193 Available Now
-> Orders for more than 193 can be expected around Jun 18, 2026
View Entire Category: | ||||
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- Replaces - FSR Bullet Modified Losi: BB 4-8-3 FSR Bullet Modified Losi: Bearing - Economy Bearing Shielded Option Replacement Part: MR84A-ZZS-ECO (PK-5) Double shielded economy bearing Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$4.14
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43 (215 pcs) Available Now
-> Orders for more than 43 can be expected around Jun 12, 2026
View Entire Category: | ||||
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- Replaces - FSR Bullet Electric: BB 4.76-9.53-3.18 FSR Bullet Modified Losi: BB 4.76-9.53-3.18 FSR Bullet Electric: Bearing - Economy Ceramic Hybrid Bearing Shielded Option FSR Bullet Modified Losi: Bearing - Economy Ceramic Hybrid Bearing Shielded Option Replacement Part: 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 - FSR Bullet Electric: BB 4.76-9.53-3.18 FSR Bullet Modified Losi: BB 4.76-9.53-3.18 FSR Bullet Electric: Bearing - Economy Bearing Shielded Option FSR Bullet Modified Losi: Bearing - Economy Bearing Shielded Option Replacement Part: R166-ZZS-ECO (PK-2) Double shielded economy bearing Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.95
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38 (76 pcs) Available Now
-> Orders for more than 38 can be expected around Jun 12, 2026
View Entire Category: | ||||
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- Replaces - FSR Bullet Electric: BB 4.76-9.53-3.18 FSR Bullet Modified Losi: BB 4.76-9.53-3.18 FSR Bullet Electric: Bearing - Economy Bearing Sealed Option FSR Bullet Modified Losi: Bearing - Economy Bearing Sealed Option Replacement Part: 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.
View Entire Category: | ||||
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FSR Bullet Electric: Replacement Bearing - Standard Bearing Shielded Option
FSR Bullet Modified Losi: Replacement Bearing - Standard Bearing Shielded Option Replacement Part: 6700A-ZZS (Each) Double shielded standard bearing Single Row Ball Bearings - 10x15x4 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$4.23
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14 Available Now
-> More due: Jun 21, 2026
-> Orders for more than 14 can be expected around Jun 18, 2026
View Entire Category: | ||||
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- Replaces - FSR Bullet Electric: BB 10-15-4 FSR Bullet Modified Losi: BB 10-15-4 FSR Bullet Electric: Replacement Bearing - Economy Bearing Sealed Option FSR Bullet Modified Losi: Replacement Bearing - Economy Bearing Sealed Option Replacement Part: 6700A-2RS-ECO (PK-2) Double black rubber sealed economy bearing Single Row Ball Bearings - 10x15x4 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$3.59
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132 (264 pcs) Available Now
-> Orders for more than 132 can be expected around Jun 12, 2026
View Entire Category: | ||||
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- Replaces - FSR Bullet Electric: BB 10-15-4 FSR Bullet Modified Losi: BB 10-15-4 FSR Bullet Electric: Replacement Bearing - Economy Bearing Sealed Option FSR Bullet Modified Losi: Replacement Bearing - Economy Bearing Sealed Option Replacement Part: 6700A-2RB-ECO (Each) Deleted Item. Available while stocks last. Double blue rubber sealed economy bearing Single Row Ball Bearings - 10x15x4 mm Unflanged - Chrome Steel SAE 52100 Bearing |
$2.00
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227 Available Now
-> Only the available quantity may be ordered online. No backorders.
View Entire Category: | ||||