Royal® Replacement RC Nitro Engine Parts

A selection of replacement parts for Royal®. 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
Single Row Ball Bearings - 9x17x5 mm - Stainless Steel AISI 440C Royal® 21 All Models: Replacement Bearing - Stainless Bearing Sealed Option
Royal® 60 All Models: Replacement Bearing - Stainless Bearing Sealed Option
Double black rubber sealed standard stainless steel bearing

S689A-2RS-MC3 (Each)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 9x17x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.50
73 Available Now -> Orders for more than 73 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 9x17x5 mm - Stainless Steel AISI 440C - Replaces -
Royal® 25 -28: BB 9-17-5
Royal® 60 All Models: BB 9-17-5
Royal® 21 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Royal® 25 -28: Replacement Front Bearing - Stainless Bearing
Royal® 60 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

S689A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 9x17x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.95
8 Available Now -> Orders for more than 8 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 9x17x5 mm - Chrome Steel SAE 52100 - Replaces -
Royal® 60 All Models: BB 9-17-5
Royal® 21 All Models: Replacement Bearing - Standard Bearing Sealed Option
Royal® 60 All Models: Replacement Bearing - Standard Bearing Sealed Option
Double rubber sealed standard bearing

689A-2RS-MC3 (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 9x17x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.95
71 Available Now -> Orders for more than 71 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 9.525x22.225x7.142 mm - Stainless Steel AISI 440C - Replaces -
Royal® 25 All Models: BB 9.525-22.225-7.142
Royal® 28 All Models: BB 9.525-22.225-7.142
Royal® Signature - 40: BB 9.525-22.225-7.142
Royal® 25 All Models: Replacement Bearing - Stainless Bearing
Royal® 28 All Models: Replacement Bearing - Stainless Bearing
Royal® Signature - 40: Replacement Bearing - Stainless Bearing
Double black rubber sealed standard stainless steel bearing

SR6A-2RS-MC3 (Each)
Double black rubber sealed standard stainless steel bearing

Single Row Ball Bearings - 9.525x22.225x7.142 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.50
178 Available Now -> Orders for more than 178 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 9.525x22.225x7.142 mm - Stainless Steel AISI 440C - Replaces -
Royal® 25 All Models: BB 9.53-22.23-7.14
Royal® 28 All Models: BB 9.53-22.23-7.14
Royal® Signature - 40: BB 9.53-22.23-7.14
Royal® 25 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Royal® 28 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Royal® Signature - 40: Replacement Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

SR6A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 9.525x22.225x7.142 mm Unflanged - Stainless Steel AISI 440C Bearing

$11.05
67 Available Now -> Orders for more than 67 can be expected around Aug 19, 2026
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Single Row Ball Bearings - 9.525x22.225x7.142 mm - Chrome Steel SAE 52100 - Replaces -
Royal® 25 All Models: BB 9.53-22.23-7.14
Royal® 28 All Models: BB 9.53-22.23-7.14
Royal® Signature - 40: BB 9.53-22.23-7.14
Royal® 25 All Models: Replacement Bearing - Standard Bearing Shielded Option
Royal® 28 All Models: Replacement Bearing - Standard Bearing Shielded Option
Royal® Signature - 40: Replacement Bearing - Standard Bearing Shielded Option
Double shielded standard bearing

R6A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 9.525x22.225x7.142 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.95
19 Available Now -> Orders for more than 19 can be expected around Aug 19, 2026
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1090375 | 689A-2RU-T9H-ECO (Each) --- Single Row Ball Bearings - 9x17x5 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing Royal® 21 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer
Royal® 25 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer
Double lightly sealed economy bearing with a high speed polyamide retainer

689A-2RU-T9H-ECO (Each)
Double lightly sealed economy bearing with a high speed polyamide retainer

Single Row Ball Bearings - 9x17x5 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$28.59 $34.31
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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Single Row Ball Bearings - 9x17x5 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage Royal® 21 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer
Royal® 25 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer
Single shielded economy bearing with a high speed polyamide retainer

689A-Z-T9H-ECO (Each)
Single shielded economy bearing with a high speed polyamide retainer

Single Row Ball Bearings - 9x17x5 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$42.41
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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- Replaces -
Royal® Signature - 45: BB 9.53-22.23-7.14
Royal® 28 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Royal® 40 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Royal® Signature - 45: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Single shielded economy ceramic-hybrid bearing with a high speed polyamide retainer

R6A-CSN-Z-T9H-ECO (Each)
Single shielded economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 9.525x22.225x7.142 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$74.95 $89.95
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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Single Row Ball Bearings - 12x24x6 mm - Stainless Steel AISI 440C - Replaces -
Royal® 60 All Models: BB 12-24-6
Royal® 21 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Royal® 60 All Models: Replacement Bearing - Stainless Bearing Shielded Option
Deleted Item. Available while stocks last.

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 Royal® 21 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Royal® 25 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

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 Aug 27, 2026
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1104766 | 6901-2RS-T9H-ECO (Each) --- Single Row Ball Bearings - 12x24x6 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing Royal® 21 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Sealed Option
Royal® 25 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Sealed Option
Double black rubber sealed economy bearing with a high speed polyamide retainer

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 Aug 27, 2026
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Single Row Ball Bearings - 15x28x7 mm - Chrome Steel SAE 52100 - Replaces -
Royal® 25 All Models: BB 15-28-7
Royal® 28 All Models: BB 15-28-7
Royal® Signature - 40: BB 15-28-7
Royal® 25 All Models: Replacement Bearing - Standard Bearing Shielded Option
Royal® 28 All Models: Replacement Bearing - Standard Bearing Shielded Option
Royal® Signature - 40: Replacement Bearing - Standard Bearing Shielded Option
Double shielded standard bearing

6902-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 15x28x7 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.32
46 Available Now -> Orders for more than 46 can be expected around Aug 19, 2026
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1115582 | 6902-CSN-2RU-T9H-ECO (Each) --- Single Row Ball Bearings - 15x28x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing - Replaces -
Royal® Signature - 45: BB 15-28-7
Royal® 28 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Royal® 40 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Royal® Signature - 45: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

6902-CSN-2RU-T9H-ECO (Each)
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 15x28x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$77.50 $93.00
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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1115587 | 6902-ZZ-T9H-ECO (Each) --- Single Row Ball Bearings - 15x28x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing Royal® 25 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Shielded Option
Royal® 28 All Models: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer Shielded Option
Royal® Signature - 40: Replacement Bearing - High Speed Economy Bearing - Polyamide Retainer
Double shielded economy bearing with a high speed polyamide retainer

6902-ZZ-T9H-ECO (Each)
Double shielded economy bearing with a high speed polyamide retainer

Single Row Ball Bearings - 15x28x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

$41.14 $49.36
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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1115590 | S6902-ZZ-ECO (Each) --- Single Row Ball Bearings - 15x28x7 mm Unflanged - Stainless Steel AISI 440C Bearing - Replaces -
Royal® 25 All Models: BB 15-28-7
Royal® 28 All Models: BB 15-28-7
Royal® Signature - 40: BB 15-28-7
Royal® 25 All Models: Replacement Bearing - Economy Bearing Shielded Option
Royal® 28 All Models: Replacement Bearing - Economy Bearing Shielded Option
Royal® Signature - 40: Replacement Bearing - Economy Bearing Shielded Option
Double shielded economy stainless steel bearing

S6902-ZZ-ECO (Each)
Double shielded economy stainless steel bearing

Single Row Ball Bearings - 15x28x7 mm Unflanged - Stainless Steel AISI 440C Bearing

$5.23 $6.27
Temporarily Out Of Stock -> Backorder now for delivery around Aug 22, 2026
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1115591 | S6902-CSN-2RS-T9H-ECO (Each) --- Single Row Ball Bearings - 15x28x7 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing - Replaces -
Royal® Signature - 45: BB 15-28-7
Royal® 28 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer Sealed Option
Royal® 40 All Models: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer Sealed Option
Royal® Signature - 45: Replacement Bearing - High Speed Economy Ceramic-Hybrid Bearing - Polyamide Retainer Sealed Option
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

S6902-CSN-2RS-T9H-ECO (Each)
Double black rubber sealed economy ceramic-hybrid bearing with a high speed polyamide retainer

Single Row Ball Bearings - 15x28x7 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing

$72.68 $87.22
Temporarily Out Of Stock -> Backorder now for delivery around Aug 27, 2026
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