
99451-91 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $30.00 | Condition is Used, Harley-Davidson Parts Catalog 1991 Sportster Models, 99451-91, Used, FREE SHIPPING | 100.0% |
![]() | $24.95 | Top Pick! Condition is Used, Harley Davidson 1991 Sportster Motorcycle Parts Catalog P/N 99451-91 (M1), shipping cost = $8.99 | 100.0% |
![]() | $30.23 | Condition is Used, HARLEY DAVIDSON MOTORCYCLE PARTS LIST MANUAL CATALOG SPORTSTER 1991 99451-91, shipping cost = $5.72 | ![]() |
![]() | $35.00 | Condition is Used, Harley Davidson 1991 Five Speed Sportster Parts Catalog Manual 99451-91 , FREE SHIPPING | ![]() |
![]() | $35.92 | Top Pick! Condition is Used, 1991 Harley Davidson XLH 883 Hugger Motorcycle Parts Catalog Manual 99451-91 xz, FREE SHIPPING | 99.2% |
![]() | $35.92 | Top Pick! Condition is Used, 1991 Harley Davidson XLH 883 Sportster Parts Catalog Manual 99451-91 xz, FREE SHIPPING | 99.2% |
![]() | $35.92 | Condition is Used, 1991 Harley Davidson XLH 883 Deluxe Motorcycle Parts Catalog Manual 99451-91 xz, FREE SHIPPING | 99.2% |
![]() | $25.00 | Condition is Used, 1991 91 Harley Davidson Sportster Models Parts Catalog Manual 99451-91, shipping cost = $12.50 | ![]() |
![]() | $30.00 | Condition is Used, Harley Davidson 1991 Sportster Motorcycle Parts Catalog P/N 99451-91 FIVE SPEED, shipping cost = $7.00 | 100.0% |
![]() | $30.00 | Condition is Used, 99451-91 Harley Davidson Sportster 1991 Parts Catalog, shipping cost = $9.13 | 99.7% |
![]() | $39.95 | Condition is Used, 1991 Harley Davidson Sportster Motorcycle Parts Catalog PN 99451-91, FREE SHIPPING | ![]() |
![]() | $37.95 | Condition is Used, 1991 Harley Sportster XL Models Parts Catalog Manual Book 99451-91, shipping cost = $8.50 | ![]() |
![]() | $39.99 | Condition is Used, HARLEY DAVIDSON SPORTSTER PARTS CATALOG 1991 Manual P/N 99451-91 Used (G3), shipping cost = $10.00 | 99.7% |
![]() | $49.99 | Condition is Used, 1991 HARLEY DAVIDSON SPORTSTER MODELS PARTS MANUAL / PN 99451-91, FREE SHIPPING | 100.0% |
![]() | $49.99 | Condition is Used, New Harley Davidson 1991 Sportster Motorcycle Parts Catalog P/N 99451-91, shipping cost = $7.99 | 100.0% |
![]() | $49.99 | Condition is Used, Harley Davidson 1991 Five Speed Sportster Parts Catalog Manual 99451-91 (#90) *, shipping cost = $12.99 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.99 | Condition is New, Harley Davidson Official NOS 1991 Five Speed Sportster Parts Catalog 99451-91, FREE SHIPPING | 99.7% |
![]() | $65.00 | Condition is New, Harley-Davidson 1991 XL Sportster Model Parts Catalog, NEW, 99451-91, FREE SHIPPING | 100.0% |
![]() | $59.50 | Condition is New, NOS 1991 Harley Davidson XL Sportster Parts Catalog Manual 99451-91 OEM, shipping cost = $19.45 | 100.0% |
![]() | $79.95 | Condition is New, 1991 Harley Davidson XL Sportster Parts Catalog Manual 99451-91 NEW OEM, FREE SHIPPING | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $21.82 | Condition is , HARLEY DAVIDSON ORIGINAL PARTS CATALOG FOR 1991 FIVE SPEED SPORTSTER 99451-91, shipping cost = $14.45 | 0.0% |

Harley-Davidson 1991 Sportster Catalog (99451-91)
The Harley-Davidson 1991 Sportster Catalog (99451-91) is an essential resource for enthusiasts and owners of the iconic Harley-Davidson Sportster motorcycle model. This catalog, published by Harley-Davidson, offers an extensive collection of high-quality parts, accessories, and customization options for the Sportster series produced in 1991.
The catalog is meticulously designed and features clear, detailed descriptions and photographs of each item, ensuring that customers can easily identify and order the specific components they need. The catalog is divided into several sections, each focusing on a different aspect of the Sportster motorcycle.
The first section of the catalog is dedicated to the Engine and Transmission. Here, you'll find a wide range of performance parts, including camshafts, cylinder heads, and intake manifolds, designed to enhance the power and torque of your Sportster engine. There are also transmission parts, such as clutch components and gears, to help ensure smooth shifting and reliable operation.
The next section covers the Chassis and Suspension. This is where you'll find components to improve your bike's handling and ride quality. You'll find items such as fork seals, shocks, and handlebars, as well as steering head bearings and other suspension parts. Additionally, you'll find wheels and tires, brake parts, and other essential chassis components.
The Brakes and Electrical section includes parts for your Sportster's braking system and electrical components. You'll find brake pads, rotors, master cylinders, and other brake parts, as well as wiring harnesses, switches, and other electrical components.
The next section covers the Fuel, Cooling, and Exhaust systems. Here, you'll find fuel pumps, filters, and lines, as well as cooling system components like thermostats and radiators. The exhaust section includes headers, mufflers, and other components to help your Sportster sound and perform its best.
The final section of the catalog is dedicated to the Body and Custom parts. This is where you'll find parts to help you personalize your Sportster and make it truly unique. You'll find items like fuel tanks, fenders, seats, and other cosmetic parts. There are also a variety of custom parts and accessories, such as handlebars, footpegs, and mirrors, to help you create the look and feel you desire.
In conclusion, the Harley-Davidson 1991 Sportster Catalog (99451-91) is an essential resource for anyone looking to maintain, upgrade, or customize their 1991 Harley-Davidson Sportster motorcycle. With its extensive collection of high-quality parts and detailed descriptions, this catalog makes it easy to find exactly what you need to keep your bike in top shape and looking its best.
Harley-Davidson 1991 Sportster 99451-91: A Detailed Analysis
The Harley-Davidson Sportster 99451-91, manufactured in 1991, is a classic motorcycle that continues to be popular among enthusiasts. In this analysis, we will discuss the pros and cons of buying this motorcycle model to help you make an informed decision.
Pros:1. Iconic Design: The Harley-Davidson Sportster is renowned for its distinctive design and iconic brand image. Its vintage appearance is a head-turner and is sure to attract attention on the road.
2. Affordable: Compared to other Harley-Davidson models, the Sportster is relatively more affordable, making it an attractive option for those looking to enter the Harley-Davidson world without a large investment.
3. Agile and Lightweight: The 1991 Sportster 99451-91 is known for its agility and lightweight design, making it easy to maneuver in city traffic and navigate winding roads.
4. Versatile: This motorcycle offers a range of customization options, allowing riders to personalize their bike according to their preferences.
5. Reliable: Harley-Davidson motorcycles are known for their durability and reliability, and the Sportster 99451-91 is no exception.
Cons:1. Limited Power: The 1991 Sportster 99451-91 comes with a smaller engine, resulting in less power compared to other Harley-Davidson models. This might not be ideal for those seeking high-performance motorcycles.
2. Vibration: Harley-Davidson motorcycles are known for their vibrations, and the Sportster 99451-91 is no exception. This might be a concern for some riders, especially those who are sensitive to vibrations.
3. Maintenance: Harley-Davidson motorcycles require regular maintenance, which can be time-consuming and costly. This is something to consider before making a purchase.
4. Limited Comfort: The Sportster 99451-91 is not the most comfortable motorcycle, especially for long rides. Its narrow seat and riding position might not be suitable for all riders.
Conclusion:The Harley-Davidson 1991 Sportster 99451-91 is a motorcycle that offers a unique blend of style, affordability, and agility. While it comes with some drawbacks, such as limited power and comfort, its iconic design, versatility, reliability, and affordability make it an attractive option for those looking to join the Harley-Davidson community.
Recommendation:If you are looking for a motorcycle that offers a vintage design, is relatively affordable, and easy to maneuver, the Harley-Davidson 1991 Sportster 99451-91 is a worthy consideration. However, if you prioritize high performance or long-distance comfort, you might want to explore other Harley-Davidson models or consider motorcycles from other manufacturers. Ultimately, the decision comes down to your personal preferences and requirements.
Details:
Apologies ahead of time. Glossy protective cover front heavy card stock and back covers. Comb binding 8 1/2 x 11 format, lay flat when open 1 made in the USA, if you are looking for a hard to find manual or parts please let me know. I have a large database and only listed fraction of thus far.
Things happen. New reproduction of parts manual 1991 Harley Sportster catalog manuals are scanned from originals and may be missing some info or have markings in pen pencil notations the original owners manual.
specifications heavymanualbooks:
- brand: Harley Davidson
- mpn: 99451-91
- model: Sportster
- model year: 1991
- custom bundle: No
- country of origin: United States
seller heavymanualbooks:
- city: wilton, maine
- # reviews: 5333
- rating: 98.2%
offer heavymanualbooks:
- best offers: true
- prices: $21.82–$79.95
- item condition:
- Used
- New
- options: ship-to-home
- sold #: 14
- started: october 19, 2025
- availability: in stock
shipping heavymanualbooks:
- transit: 4-9 days
- service: usps first class, usps media mail, usps ground advantage, usps first class large envelope
- type: calculated
- class: standard, economy
- carrier: usps
general heavymanualbooks:
- category: Business & Industrial > Equipment, Attachments > Parts Accessories > Heavy Manuals Books
payments heavymanualbooks:
- other
- credit card: discover
- wallet: apple-pay
returns heavymanualbooks:
- time: 14 days
- policy: returns accepted
- paid by: seller
- method: money back
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