Parts Now Pay Later with
Log In Cart
Log In
Create An Account
Log In Cart
Your Cart Is Empty
Cart Total
Edit Your Cart Checkout
Set Vehicle
Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.

Shipping Policy

Honda K-Series Mainshaft (Ratio: 3.267/2.13)
Part Number: 23210-PNS-020

Honda K-Series Mainshaft (Ratio: 3.267/2.13)-A1
Images may be for reference only

Honda K-Series Mainshaft (Ratio: 3.267/2.13)
Part Number: 23210-PNS-020

Be the first to review!
$417.60 & Free Shipping

Reward Points

It pays to shop with K Series Parts and our reward points program! For every $1.00 you spend you earn reward points.

They are easy to earn, just log in to your account when you check out. If you don't have one it is free and easy to setup.

They are easy to use during check out. Click on the "Have Reward Points?" on the shipping and payment selection page.

Reward Point Program Details

You earn 2 points for every $1.00 that you spend.

100 points equal a $1.00 discount.

Maximum discount per order is 5% of the order total.

There is no minimum order total to redeem points.

Points do not apply to shipping or sales tax.

Points are not redeemable for cash.

The point value per dollar, points earned per purchase, and order minimum are subject to change.

Earn 835 reward points. Learn More

Monday-Friday: 10am-4pm MST

Product Details

Brand: Honda
Part Number: 23210-PNS-020

Genuine Honda main shaft.

Comes standard in the 02-06 RSX Type-S and 06-11 Civic Si.

First gear ratio: 3.267

Second gear ratio: 2.13

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

Acura RSX
2002 Acura RSX Type-S 2003 Acura RSX Type-S 2004 Acura RSX Type-S 2005 Acura RSX Type-S 2006 Acura RSX Type-S
Honda Civic
2006 Honda Civic Si Coupe 2007 Honda Civic Si Coupe 2008 Honda Civic Si Coupe 2009 Honda Civic Si Coupe 2010 Honda Civic Si Coupe 2011 Honda Civic Si Coupe
2007 Honda Civic Si Sedan 2008 Honda Civic Si Sedan 2009 Honda Civic Si Sedan 2010 Honda Civic Si Sedan 2011 Honda Civic Si Sedan

Reviews ★★★★★ ★★★★★

No Reviews Yet!

Write a Review

Also Bought

Synchrotech K20 6 Speed 2nd Gear
$204.75
Synchrotech K20 6 Speed 2nd Gear
Honda Mainshaft Ball Bearing
$50.93
Honda Mainshaft Ball Bearing
SynchroTech 02-06 RSX Hardened 1-2 Sleeve
$157.45
SynchroTech 02-06 RSX Hardened 1-2 Sleeve
Honda Axle Seal (Passenger Side)
$13.19
Honda Axle Seal (Passenger Side)
Honda OEM K Series Countershaft 1st Gear
$144.53
Honda OEM K Series Countershaft 1st Gear
Honda K-Series Mainshaft Bearing
$61.90
Honda K-Series Mainshaft Bearing
Honda K-Series 2nd Gear Set
$616.97
Honda K-Series 2nd Gear Set
Honda K-Series 4.7 Final Drive Set
$601.77
Honda K-Series 4.7 Final Drive Set
SynchroTech 06-11 Civic Si / 05-06 RSX Type S 1st-6th Synchro Set
$314.95
SynchroTech 06-11 Civic Si / 05-06 RSX Type S 1st-6th Synchro Set
Honda Rear Crank Seal
$16.47
Honda Rear Crank Seal
Exedy 02-06 RSX Type-S / 06-11 Civic Si Stage 1 Organic Clutch Kit
$396.09
Exedy 02-06 RSX Type-S / 06-11 Civic Si Stage 1 Organic Clutch Kit
SynchroTech 05-06 RSX Type-S / 06-11 Civic Si / 05-08 TSX Carbon Master Rebuild Kit
$734.95
SynchroTech 05-06 RSX Type-S / 06-11 Civic Si / 05-08 TSX Carbon Master Rebuild Kit

Free Shipping

K Series Parts offers free shipping for the majority of items that we sell that are shipped inside the continental United States.

Free shipping is done by the most cost effective shipping method for each order and delivery can takes 3 to 5 days on average.

Faster express shipping is available for an additional charge and calculated at checkout or on the edit basket page.

Certain products are not included in the free shipping, shipped via truck freight, or fulfilled by an outside supplier.

Alaska, Hawaii, and international orders are charged shipping and it is calculated by the website at checkout or on the edit basket page.

Instant Discount

Add this item to your cart to get an instant discount!

Not Available for Pickup

This item is not currently available for pick-up in our retail showroom and will be shipped directly to you.

K Series Parts
1630 E 66th Ave
Denver, CO 80229