K.B 48 All Models Replacement RC Nitro Engine Parts

A selection of replacement parts for K.B. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.

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Replacement Parts Price Quantity
Single Row Ball Bearings - 12x24x6 mm - Stainless Steel AISI 440C - Replaces -
BB 12-24-6
Replacement Bearing - Stainless Bearing Sealed Option

Replacement Part: S6901-2RS (PK-100)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 12x24x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$1,117.41 $1,340.89
Temporarily Out Of Stock -> Backorder now for delivery around Jun 18, 2026
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Single Row Ball Bearings - 12x24x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
BB 12-24-6
Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Sealed Option

Replacement Part: 6901-2RS-T9H-ECO (Each)
Double black rubber sealed economy bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$33.95 $40.75
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
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Single Row Ball Bearings - 12x24x6 mm - Stainless Steel AISI 440C - Replaces -
BB 12-24-6
Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S6901-ZZ (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 12x24x6 mm Unflanged - Stainless Steel AISI 440C Bearing

$8.14 $9.76
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 12x24x6 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls - Replaces -
BB 12-24-6
Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer

Replacement Part: 6901-CSN-2RU-T9H-ECO (Each)
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$122.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 26, 2026
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Single Row Ball Bearings - 15x32x9 mm - Stainless Steel AISI 440C - Replaces -
BB 15-32-9
Replacement Rear Bearing - Economy Bearing Shielded Option

Replacement Part: S6002-ZZ-ECO (Each)
Double shielded economy stainless steel bearing

Single Row Ball Bearings - 15x32x9 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.86
10 Available Now -> Orders for more than 10 can be expected around Jun 21, 2026
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Single Row Ball Bearings - 15x32x9 mm - Chrome Steel SAE 52100 - Replaces -
BB 15-32-9
Replacement Rear Bearing - Standard Bearing Shielded Option

Replacement Part: 6002-ZZ (PK-2)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 15x32x9 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.61 $13.32
8 (16 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 15x32x9 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Replaces -
BB 15-32-9
Replacement Rear Bearing - High Speed Bearing - Polyamide Retainer

Replacement Part: 6002-Z-C3-T9H-AF12 (PK-2)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 15x32x9 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$4.39 $12.11
80 (160 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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